Apollo 9 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Apollo 9" in English language version.

Last modified: 09:29:02, 13 August 2026 (UTC)

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11today.com

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bbc.com (Global: 26^th place; English: 23^rd place)

Hollingham, Richard (November 18, 2014). "Space music firsts". BBC. Retrieved July 5, 2019.
Hollingham, Richard (July 5, 2019). "Apollo in 50 numbers: The technology". BBC. Retrieved July 5, 2019.

collectspace.com (Global: 7,708^th place; English: 5,883^rd place)

Hengeveld, Ed (May 20, 2008). "The man behind the Moon mission patches". collectSPACE. Retrieved July 18, 2009. "A version of this article was published concurrently in the British Interplanetary Society's Spaceflight magazine."
French, Francis (July 18, 2004). "Museum prepares Apollo 9 for display". collectSPACE. Retrieved June 1, 2019.

documentcloud.org (Global: 4,982^nd place; English: 2,747^th place)

s3.documentcloud.org

"Apollo/Skylab ASTP and Shuttle Orbiter Major End Items" (PDF). NASA. March 1978. p. 11. Archived (PDF) from the original on October 9, 2022.

doi.org (Global: 2^nd place; English: 2^nd place)

Science News 1969-03-22b, p. 283. "Space Sciences". Science News. 95 (12): 283. March 22, 1969. doi:10.2307/3953857. JSTOR 3953857.(subscription required)
Science News 1969-03-15, p. 255. "Apollo: Healthy in Mid-flight". Science News. 95 (11): 255. March 15, 1969. doi:10.2307/3954137. JSTOR 3954137.(subscription required)
Science News 1969-03-22a, p. 277. "Spider Makes Its Mark". Science News. 95 (12): 277–278. March 22, 1969. doi:10.2307/3953852. JSTOR 3953852.(subscription required)
Science News 1969-03-22a, pp. 277–278. "Spider Makes Its Mark". Science News. 95 (12): 277–278. March 22, 1969. doi:10.2307/3953852. JSTOR 3953852.(subscription required)
Science News 1969-03-22a, p. 278. "Spider Makes Its Mark". Science News. 95 (12): 277–278. March 22, 1969. doi:10.2307/3953852. JSTOR 3953852.(subscription required)

ghostarchive.org (Global: 64^th place; English: 28^th place)

Press Kit, pp. 94–95. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 96–97. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 98. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 3-2. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 83. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 83–84. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 8. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Mission Report, pp. A-59, inside back cover. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, pp. A-1, inside back cover. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
"Apollo/Skylab ASTP and Shuttle Orbiter Major End Items" (PDF). NASA. March 1978. p. 11. Archived (PDF) from the original on October 9, 2022.
Orloff, p. 282. Orloff, Richard W. (September 2004) [2000]. Apollo by the Numbers: A Statistical Reference (PDF). NASA History Series. Washington, D.C.: NASA. ISBN 978-0-16-050631-4. SP-4029. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 84–85. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Thomas, p. 22. Thomas, Kenneth S. "The Apollo Portable Life Support System" (PDF). Apollo Lunar Surface Journal. Archived (PDF) from the original on October 9, 2022.
Thomas, pp. 24–25. Thomas, Kenneth S. "The Apollo Portable Life Support System" (PDF). Apollo Lunar Surface Journal. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 1-1. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 7-1. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 3-4. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, pp. 3-6–3-7. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
"Apollo 9 Technical Air-to-Ground Voice Transcription" (PDF). Houston, Texas: NASA. March 1969. p. 76. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 3–4. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 3-1. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 4–5. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 2, 6. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 6, 22. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 22. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 7-4. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 7. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 1-2. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 7-3. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 7-2. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.

jstor.org (Global: 23^rd place; English: 15^th place)

Science News 1969-03-22b, p. 283. "Space Sciences". Science News. 95 (12): 283. March 22, 1969. doi:10.2307/3953857. JSTOR 3953857.(subscription required)
Science News 1969-03-01, p. 218. Eberhart, Jonathan (March 1, 1969). "Moonward by jungle gym". Science News. 95 (9): 218–219. JSTOR 4548203.(subscription required)
Science News 1969-03-01, p. 219. Eberhart, Jonathan (March 1, 1969). "Moonward by jungle gym". Science News. 95 (9): 218–219. JSTOR 4548203.(subscription required)
Science News 1969-03-15, p. 255. "Apollo: Healthy in Mid-flight". Science News. 95 (11): 255. March 15, 1969. doi:10.2307/3954137. JSTOR 3954137.(subscription required)
Science News 1969-03-22a, p. 277. "Spider Makes Its Mark". Science News. 95 (12): 277–278. March 22, 1969. doi:10.2307/3953852. JSTOR 3953852.(subscription required)
Science News 1969-03-22a, pp. 277–278. "Spider Makes Its Mark". Science News. 95 (12): 277–278. March 22, 1969. doi:10.2307/3953852. JSTOR 3953852.(subscription required)
Science News 1969-03-22a, p. 278. "Spider Makes Its Mark". Science News. 95 (12): 277–278. March 22, 1969. doi:10.2307/3953852. JSTOR 3953852.(subscription required)

loc.gov (Global: 63^rd place; English: 47^th place)

lccn.loc.gov

Brooks, et al. 1979, Chapter 8.7: "Preparations for the First Manned Apollo Mission" (Archived May 15, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Chaikin, pp. 12–18. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Chaikin, pp. 56–57. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Brooks, et al. 1979, Chapter 11.2: "Proposal for a lunar orbit mission" (Archived May 9, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 11.3: "Selecting and training crews" (Archived May 4, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Chaikin, pp. 62, 141. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Chaikin, pp. 76–77. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Chaikin, pp. 136–137. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Chaikin, p. 597. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Brooks, et al. 1979, Chapter 12.3: "A double workload" (Archived March 16, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Shepard, Slayton, & Barbree, pp. 227–228. Shepard, Alan B.; Slayton, Donald K.; Barbree, Jay; Benedict, Howard (1994). Moon Shot: The Inside Story of America's Race to the Moon. Atlanta: Turner Publishing Company. ISBN 1-878685-54-6. LCCN 94003027. OCLC 29846731.
Brooks, et al. 1979, Chapter 12.5: "Apollo 9: Earth orbital trials" (Archived October 27, 2011, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Chaikin, pp. 461–462. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Chaikin, pp. 298–301. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.
Brooks, et al. 1979, Chapter 12.4: "The mission and the men" (Archived April 28, 2021, at the Wayback Machine). Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Chaikin, pp. 140, 144–145. Chaikin, Andrew (1994). A Man on the Moon: The Voyages of the Apollo Astronauts. New York, NY: Viking. ISBN 978-0-670-81446-6. LCCN 93048680.

n2yo.com (Global: 7,550^th place; English: 6,002^nd place)

"Saturn 5 R/B". N2YO.com. Retrieved January 16, 2020.

nasa.gov (Global: 12^th place; English: 73^rd place)

history.nasa.gov

Ezell 1988, Table 2-37: "Apollo 9 Characteristics". Ezell, Linda Neuman (1988). NASA Historical Data Book: Volume III: Programs and Projects 1969–1978. NASA History Series. SP-4012.
Press Kit, pp. 94–95. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 96–97. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 98. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Woods, David; Vignaux, Andrew. "Preparations for Launch". Apollo Flight Journal. NASA. Retrieved December 29, 2017.
Press Kit, p. 83. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 83–84. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 8. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Orloff, p. 282. Orloff, Richard W. (September 2004) [2000]. Apollo by the Numbers: A Statistical Reference (PDF). NASA History Series. Washington, D.C.: NASA. ISBN 978-0-16-050631-4. SP-4029. Archived (PDF) from the original on October 9, 2022.
Carson et al. 1975 Carson, Maurice A.; Rouen, Michael N.; Lutz, Charles C.; McBarron, II, James W. (1975). "Extravehicular Mobility Unit". Biomedical Results of Apollo. Vol. NASA-SP-368. Washington, D.C.: NASA Johnson Space Center and BioTechnology. SP-368.
Press Kit, pp. 84–85. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 3–4. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 4–5. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 2, 6. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, pp. 6, 22. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 22. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.
Press Kit, p. 7. Apollo 9 Press Kit (PDF). Washington, D.C.: NASA. 1969. 69-29. Archived (PDF) from the original on October 9, 2022.

nasa.gov

"Apollo 9". NASA. July 8, 2009. Retrieved April 2, 2019.
Mission Report, p. 3-2. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, pp. A-59, inside back cover. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, pp. A-1, inside back cover. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 1-1. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 7-1. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 3-4. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, pp. 3-6–3-7. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 3-1. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
"50 years ago: Spider, Gumdrop, and Red Rover in space". NASA. March 6, 2019. Retrieved May 3, 2019.
Mission Report, p. 7-4. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 1-2. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 7-3. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.
Mission Report, p. 7-2. Apollo 9 Mission Report (PDF). Houston, TX: NASA. 1969. Archived (PDF) from the original on October 9, 2022.

hq.nasa.gov

Brooks, et al. 1979, Chapter 8.7: "Preparations for the First Manned Apollo Mission" (Archived May 15, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Ertel, Roland, & Brooks 1975, Part 2(D): "Recovery, Spacecraft Redefinition, and First Manned Apollo Flight" (Archived May 23, 2021, at the Wayback Machine). Ertel, Ivan D.; Newkirk, Roland W.; Brooks, Courtney G. (1975). The Apollo Spacecraft – A Chronology. Volume IV. NASA. SP-4009. Archived from the original on February 5, 2008. Retrieved January 29, 2008.
Brooks, et al. 1979, Chapter 11.2: "Proposal for a lunar orbit mission" (Archived May 9, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 11.3: "Selecting and training crews" (Archived May 4, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 12.3: "A double workload" (Archived March 16, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Thomas, p. 22. Thomas, Kenneth S. "The Apollo Portable Life Support System" (PDF). Apollo Lunar Surface Journal. Archived (PDF) from the original on October 9, 2022.
Thomas, pp. 24–25. Thomas, Kenneth S. "The Apollo Portable Life Support System" (PDF). Apollo Lunar Surface Journal. Archived (PDF) from the original on October 9, 2022.
Brooks, et al. 1979, Chapter 12.5: "Apollo 9: Earth orbital trials" (Archived October 27, 2011, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 12.4: "The mission and the men" (Archived April 28, 2021, at the Wayback Machine). Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.

nssdc.gsfc.nasa.gov

"Apollo 5 (AS-204)". NASA Space Science Data Coordinated Archive. NASA. Retrieved April 26, 2019.
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Cortright, E. M., ed. (1975). "4.2: Two Magnificent Flying Machines". Apollo Expeditions to the Moon. Washington, D.C.: Scientific and Technical Information Office, National Aeronautics and Space Administration. SP-350.

historycollection.jsc.nasa.gov

"Apollo 9 Technical Air-to-Ground Voice Transcription" (PDF). Houston, Texas: NASA. March 1969. p. 76. Archived (PDF) from the original on October 9, 2022.

blogs.nasa.gov

Moran, Norah (March 8, 2019). "Crew Dragon splashes down in Atlantic ending first commercial crew mission". NASA. Retrieved April 17, 2019.

news.google.com (Global: 67^th place; English: 32^nd place)

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nytimes.com (Global: 7^th place; English: 7^th place)

Wilford, John Noble (March 5, 1969). "Apollo 9 proves its linkup is firm". The New York Times. pp. 1, 20.
Wilford, John Noble (March 10, 1969). "The Apollo 9 astronauts take a restful cruise through space". The New York Times. p. 40.

planet4589.org (Global: 4,563^rd place; English: 3,311^th place)

McDowell, Jonathan. "SATCAT". Jonathan's Space Pages. Retrieved March 23, 2014.
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sandiegoairandspace.org (Global: low place; English: low place)

"Apollo IX Command Module". San Diego Air & Space Museum. Retrieved December 13, 2018.

si.edu (Global: 256^th place; English: 197^th place)

airandspace.si.edu

"Apollo 7 (AS-205)". National Air and Space Museum. Archived from the original on July 4, 2017. Retrieved April 26, 2019.
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today.com (Global: 773^rd place; English: 432^nd place)

"SpaceX Inspiration4 crew returns to Earth in Atlantic Ocean splashdown". Associated Press. September 18, 2021. Retrieved September 18, 2021.

web.archive.org (Global: 1^st place; English: 1^st place)

Brooks, et al. 1979, Chapter 8.7: "Preparations for the First Manned Apollo Mission" (Archived May 15, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
"Apollo 7 (AS-205)". National Air and Space Museum. Archived from the original on July 4, 2017. Retrieved April 26, 2019.
Ertel, Roland, & Brooks 1975, Part 2(D): "Recovery, Spacecraft Redefinition, and First Manned Apollo Flight" (Archived May 23, 2021, at the Wayback Machine). Ertel, Ivan D.; Newkirk, Roland W.; Brooks, Courtney G. (1975). The Apollo Spacecraft – A Chronology. Volume IV. NASA. SP-4009. Archived from the original on February 5, 2008. Retrieved January 29, 2008.
Brooks, et al. 1979, Chapter 11.2: "Proposal for a lunar orbit mission" (Archived May 9, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 11.3: "Selecting and training crews" (Archived May 4, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Cortright, E. M., ed. (1975). "4.2: Two Magnificent Flying Machines". Apollo Expeditions to the Moon. Washington, D.C.: Scientific and Technical Information Office, National Aeronautics and Space Administration. SP-350.
Brooks, et al. 1979, Chapter 12.3: "A double workload" (Archived March 16, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
"Lunar Module LM-2". National Air and Space Museum. Archived from the original on January 15, 2020. Retrieved April 19, 2019.
Brooks, et al. 1979, Chapter 12.5: "Apollo 9: Earth orbital trials" (Archived October 27, 2011, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 12.4: "The mission and the men" (Archived April 28, 2021, at the Wayback Machine). Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
"Location of Apollo Command Modules". Smithsonian National Air and Space Museum. Archived from the original on June 1, 2021. Retrieved August 27, 2019.

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Brooks, et al. 1979, Chapter 8.7: "Preparations for the First Manned Apollo Mission" (Archived May 15, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 11.2: "Proposal for a lunar orbit mission" (Archived May 9, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 11.3: "Selecting and training crews" (Archived May 4, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 12.3: "A double workload" (Archived March 16, 2021, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Shepard, Slayton, & Barbree, pp. 227–228. Shepard, Alan B.; Slayton, Donald K.; Barbree, Jay; Benedict, Howard (1994). Moon Shot: The Inside Story of America's Race to the Moon. Atlanta: Turner Publishing Company. ISBN 1-878685-54-6. LCCN 94003027. OCLC 29846731.
Brooks, et al. 1979, Chapter 12.5: "Apollo 9: Earth orbital trials" (Archived October 27, 2011, at the Wayback Machine) Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.
Brooks, et al. 1979, Chapter 12.4: "The mission and the men" (Archived April 28, 2021, at the Wayback Machine). Brooks, Courtney G.; Grimwood, James M.; Swenson, Loyd S. Jr. (1979). Chariots for Apollo: A History of Manned Lunar Spacecraft. The NASA History Series. Foreword by Samuel C. Phillips. Washington, D.C.: Scientific and Technical Information Branch, NASA. ISBN 978-0-486-46756-6. LCCN 79001042. OCLC 4664449. NASA SP-4205. Archived from the original on October 20, 2015. Retrieved April 1, 2019.

Apollo 9 (English Wikipedia)

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