SpaceShipTwo (English Wikipedia)

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

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33web.archive.org

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americaspace.com

"Virgin Galactic's New SpaceshipTwo Nearing Completion as Return to Flight Tests Push to 2016". AmericaSpace. 9 October 2015. Retrieved 20 February 2016.

archive.today

Foust, Jeff (31 October 2014). "SpaceShipTwo Destroyed in Fatal Test Flight Accident". SpaceNews. Archived from the original on 31 October 2014. Retrieved 31 October 2014.
New era draws closer: Spaceport dedicates runway on New Mexico ranch Archived 10 December 2012 at archive.today El Paso Times 23 October 2010 Retrieved 25 October 2010 "two-thirds of the US$212 million required to build the spaceport came from the state of New Mexico... The rest came from construction bonds backed by a tax approved by voters in Doña Ana and Sierra counties".

arstechnica.com

Berger, Eric (2 May 2021). "Will Virgin Galactic ever be successful? A new book offers insights". arstechnica.com. Retrieved 2 May 2021.

aviationweek.com

Norris, Guy (11 July 2011). "Scaled And Virgin Lift Veil on Spaceship Production Progress". Aviation Week & Space Technology. Retrieved 8 July 2011.
Morris, Guy (24 May 2014). "New Fuel to Boost SpaceShip Two". Aviation Week. Retrieved 10 December 2015.
"SpaceShipTwo Fitted With Rocket Propulsion System". Aviation Week. 22 October 2012. Archived from the original on 12 October 2013. Retrieved 14 November 2012.
Klotz, Irene (12 October 2017). "Virgin Galactic Hopes To Test SpaceShipTwo In Space In 2017". aviationweek.com. Retrieved 13 October 2017.

avweb.com

Durden, Rick (31 October 2014). "Virgin Galactic's SpaceShipTwo Crashes". AVweb. Archived from the original on 14 April 2020. Retrieved 31 October 2014.
"New SpaceShipTwo Rollout Friday". AVweb. 18 February 2016. Archived from the original on 22 March 2016. Retrieved 19 February 2016.

bakersfieldcalifornian.com

"SpaceShipTwo disaster: Industry mourns pilot but vows to keep ..." The Bakersfield Californian. Archived from the original on 23 October 2015.

bbc.co.uk

"Sir Richard Branson's Virgin Galactic spaceship ignites engine in flight". BBC News. 29 April 2013. Retrieved 29 April 2013.
""Virgin Galactic space tourism could begin in 2013"". BBC News. 26 October 2011.
"Virgin spaceship aims to be science lab". BBC News. 4 December 2012. Retrieved 4 December 2012.
"Virgin's Unity plane rockets skyward". BBC. 22 February 2019.
"Virgin Galactic spacecraft crash kills pilot". BBC News. 31 October 2014. Retrieved 8 November 2014.

news.bbc.co.uk

Amos, Jonathan (8 December 2009). "Richard Branson unveils Virgin Galactic spaceplane". BBC News. Retrieved 23 March 2010.
Sophie Morrison (30 September 2006). "Buckled up for white knuckle ride". BBC News. Retrieved 6 April 2007.
Richard Branson unveils Virgin Galactic spaceplane BBC News 7 December 2009

bloomberg.com

"Branson Aims Mid-2018 Space Trip as Virgin Resumes Powered Tests". Bloomberg. 5 July 2017. Retrieved 8 July 2017.

businesswire.com

"Virgin Galactic Acquires Full Ownership of The Spaceship Company". Business Wire. 5 October 2012. Retrieved 6 October 2012.

cbc.ca

"Virgin Galactic unveils new space tourism rocket plane". CBC News. 19 February 2016. Retrieved 20 February 2016.

cnbc.com

"Virgin Galactic is returning to powered flights, CEO says, in a crucial next step for the spaceship company". CNBC. 7 September 2017. Retrieved 8 September 2017.

cnn.com

edition.cnn.com

Wattles, Jackie (14 December 2018). "Virgin Galactic reaches 50-mile space". edition.cnn.

csmonitor.com

Weston Williams (5 December 2016). "Space tourism: Virgin Galactic makes successful glide test". Christian Science Monitor. Retrieved 5 December 2015.
Weston Williams (5 December 2016). "Space tourism: Virgin Galactic makes successful glide test". Christian Science Monitor. Retrieved 5 December 2016.

discovery.com

news.discovery.com

Klotz, Irene (3 November 2014). "SpaceShipTwo's Rocket Engine Did Not Cause Fatal Crash". Discovery News. Archived from the original on 16 December 2014. Retrieved 3 November 2014.

elpasotimes.com

New era draws closer: Spaceport dedicates runway on New Mexico ranch Archived 10 December 2012 at archive.today El Paso Times 23 October 2010 Retrieved 25 October 2010 "two-thirds of the US$212 million required to build the spaceport came from the state of New Mexico... The rest came from construction bonds backed by a tax approved by voters in Doña Ana and Sierra counties".

engadget.com

"Virgin Galactic unveils the new SpaceShip Two, named the VSS Unity". Engadget. 19 February 2016. Retrieved 20 February 2016. The plans for this ship are for it to be the first Virgin Galactic ship that takes paid passengers to space, and the third and fourth ships are already under construction.

erau.edu

libraryonline.erau.edu

"In-Flight Breakup During Test Flight, Scaled Composites SpaceShipTwo, N339SS, Near Koehn Dry Lake, California, October 31, 2014" (PDF). National Transportation Safety Board. 28 July 2015. Retrieved 29 August 2017.

excite.com

apnews.excite.com

Melley, Brian (3 November 2014). "Spaceship's descent device deployed prematurely". Associated Press. Retrieved 3 November 2014.

flightglobal.com

Rob Coppinger. "Pictures: Virgin Galactic unveils Dyna-Soar style SpaceShipTwo design and twin-fuselage White Knight II configuration". Flightglobal. Retrieved 23 January 2008.
Rosenberg, Zach; "Virgin Galactic finishes unpowered flight test" FlightGlobal 13 September 2012 Retrieved 26 September 2012
Will Whitehorn (27 October 2009). International Astronautical Congress 2009: Civilian Access to Space (Video – comments at c. 20:00). Daejeon, South Korea: Flightglobal Hyperbola. Retrieved 19 June 2013.
"SpaceShipThree poised to follow if SS2 succeeds". Flight International. 23 August 2005. Retrieved 6 April 2007.

flyingmag.com

"SpaceShipTwo Gets Thumbs Up for Rocket-Powered Flights". Flying Magazine. 1 June 2012.

forbes.com

"Virgin Galactic's SpaceShipTwo Succeeds in Second Rocket-Powered Flight". Forbes. Retrieved 6 September 2013.

gizmodo.com

cache.gizmodo.com

"Scale comparison chart of Spaceshipone and Spaceshiptwo". Gizmodo. Archived from the original on 17 March 2007. Retrieved 6 April 2007.

gizmodo.com

"Virgin Galactic's SpaceShipTwo Has Crashed, Possible Casualties". Gizmodo. 31 October 2014. Retrieved 31 October 2014.

hispanicbusiness.com

"Space Ship Completes 24th Test Flight in Mojave". Hispanic Business. 4 April 2013. Archived from the original on 30 December 2013. Retrieved 5 April 2013.

inverse.com

"Virgin Galactic looks to next SpaceShipTwo glide test". inverse.com. 4 November 2016. Retrieved 5 November 2016.

iop.org

"A brief history of space". iop.org. Retrieved 13 December 2018.

kob.com

"Virgin Galactic founder says spaceflights could be months away". KOB. 9 October 2017. Archived from the original on 14 October 2017. Retrieved 13 October 2017.

latimes.com

Abdollah, Tami and Silverstein, Stuart (27 June 2007) "Test Site Explosion Kills Three" Los Angeles Times Retrieved 27 July 2007

nasa.gov

c3.ndc.nasa.gov

"sRLV platforms compared". NASA. 7 March 2011. Archived from the original on 20 February 2021. Retrieved 10 March 2011. SpaceShipTwo: Type: HTHL/Piloted This article incorporates text from this source, which is in the public domain.

nasa.gov

Newton, Laura (11 February 2021). "NASA-supported Tech to Fly on Virgin Galactic's SpaceShipTwo". NASA. Retrieved 26 March 2021. This article incorporates text from this source, which is in the public domain.

nasaspaceflight.com

"VSS Unity aborts after engine start, safely lands with crew back at Spaceport America". 12 December 2020. Retrieved 23 May 2021.
"Virgin Galactic successfully makes first human spaceflight from New Mexico". 22 May 2021. Retrieved 23 May 2021.

nbcnews.com

"Virgin Galactic's SpaceShipTwo Crashes During Flight Test". NBC News. 31 October 2014.
"Virgin Galactic Gears Up for Building Third SpaceShipTwo". NBC News. 7 February 2015.
Boyle, Alan (23 May 2014). "Virgin Galactic Makes a Switch in SpaceShipTwo's Rocket Motor". NBC News. Retrieved 24 May 2014.
"SpaceShipTwo 'Feather' Tail System Deployed Prematurely: NTSB". NBC News. 3 November 2014.

cosmiclog.nbcnews.com

"SpaceShipTwo straps on its engine". NBC News. 20 December 2012. Retrieved 20 December 2012.

newscientist.com

Marks, Paul. "Virgin Galactic's Spaceshiptwo in fatal crash". newscientist.com. New Scientist. Retrieved 1 November 2014.

newspacejournal.com

Foust, Jeff (24 May 2014). "Virgin Galactic changes fuels as it prepares for its next round of test flights". NewSpace Journal. Retrieved 25 May 2014.

newsweek.com

"Virgin Galactic CEO Sees New Spacecraft Ready Next Year". Newsweek. 2 November 2014.

newyorker.com

Schmidle, Nicholas (1 September 2021). "The Red Warning Light on Richard Branson's Space Flight". New Yorker.

ntsb.gov

"Lack of Consideration for Human Factors Led to In-Flight Breakup of SpaceShipTwo". NTSB. 28 July 2015. Retrieved 29 July 2015. This article incorporates text from this source, which is in the public domain.

nytimes.com

John Schwartz (23 January 2008). "New Tourist Spacecraft Unveiled". The New York Times. Retrieved 23 January 2008.
Chang, Kenneth; Schwartz, John (31 October 2014). "Virgin Galactic's SpaceShipTwo Crashes in New Setback for Commercial Spaceflight". The New York Times. Retrieved 1 November 2014.
Chang, Kenneth (3 November 2014). "Investigators Focus on Tail Booms in Crash of Space Plane". The New York Times. Retrieved 3 November 2014.

parabolicarc.com

Messier, Doug (30 June 2014). "WhiteKnightTwo in the Air Over Mojave Today". Parabolic Arc. Retrieved 1 November 2014.
"Last Minute Scrub of SpaceShipTwo Glide Flight". Parabolic Arc. 4 November 2016. Archived from the original on 5 April 2023. Retrieved 5 November 2016.
"A Look at Cost Overuns and Schedule Delays in Major Space Programs". Parabolic Arc. 4 May 2011. Retrieved 1 April 2012.
Messier, Doug (29 April 2013). "Reserve Your SpaceShipTwo Seat Now – Big Price Increase Coming Soon". Parabolic Arc. Archived from the original on 15 December 2018. Retrieved 30 April 2013.

phys.org

"Virgin Galactic spaceship makes first glide flight". phys.org. 3 December 2016. Retrieved 5 December 2016.

popularmechanics.com

Bennett, Jay (5 April 2018). "Virgin Galactic Conducts First Rocket-Powered Flight of VSS Unity". Popular Mechanics. Retrieved 13 December 2018.

reuters.com

Shepardson, David (2 September 2021). "U.S. bars Virgin Galactic rocket plane flights pending mishap probe". Reuters.

scaled.com

"SpaceShipOne Flight Tests". Scaled Composites. Archived from the original on 22 August 2010.
"Project Test Summaries". Scaled Composite. Archived from the original on 22 February 2014. Retrieved 5 April 2012.
RocketMotorTwo Hot-Fire Test Summaries Archived 26 April 2012 at the Wayback Machine Scaled.com Updated 9 August 2012 Retrieved 16 December 2012
"SpaceShipTwo Test Summaries". Scaled Composites. 29 April 2013. Archived from the original on 16 August 2013. Retrieved 29 April 2013.
"SpaceShipTwo Test Summaries". Scaled Composites. 8 August 2013. Archived from the original on 16 August 2013. Retrieved 14 August 2013.

sncspace.com

"Propulsion Systems: multiple-burn, green and low-cost" (PDF). Sierra Nevada. Archived from the original (PDF) on 23 March 2014. Retrieved 8 March 2013.
"SNC Statement in Response to Inquiries Regarding 31 October 2014 Virgin Galactic SpaceShipTwo Incident". Sierra Nevada Corporation. 31 October 2014. Archived from the original on 1 November 2014. Retrieved 1 November 2014.

space.com

"Virgin Galactic to Launch Passengers on Private Spaceship in 2013". SPACE.com. 8 June 2012. Retrieved 11 June 2012.
Tariq Malik (28 September 2006). "Virgin Galactic Unveils SpaceShipTwo Interior Concept". SpaceNews. Retrieved 6 April 2007.
"Virgin Galactic's private spaceship makes safe landing after tense test flight" SPACE.com 17 October 2011 Retrieved 18 October 2011
"Richard Branson and Burt Rutan Form Spacecraft Building Company". SPACE.com. 27 July 2005. Retrieved 17 October 2009.
Malik, Tariq (23 January 2008). "Virgin Galactic Unveils Suborbital Spaceliner Design". SPACE.com. Retrieved 25 January 2008.
"Virgin Galactic to Offer Public Space Flights". SPACE.com. 27 September 2004. Retrieved 20 December 2007.
Wall, Mike (8 October 2014). "Virgin Galactic's SpaceShipTwo Aces Glide Test Flight". SPACE.com. Retrieved 8 October 2014.
Tariq Malik (1 November 2016). "Virgin Galactic Postpones 1st Glide Test with New SpaceShipTwo". Retrieved 4 November 2016.
January 2018, Mike Wall 11 (11 January 2018). "Virgin Galactic's VSS Unity Soars on 7th Glide Flight (Photo)". SPACE.com. Retrieved 26 March 2021.{{cite web}}: CS1 maint: numeric names: authors list (link)
Wall, Mike (30 April 2013). "Ticket Price for Private Spaceflights on Virgin Galactic's SpaceShipTwo Going Up". SPACE.com. Retrieved 10 December 2015.
"How Virgin Galactic's SpaceShipTwo Passenger Space Plane Works (Infographic)". SPACE.com. 10 October 2012. Retrieved 14 November 2012.

spacedaily.com

"Second Spaceship in Virgin Galactic's fleet completes major build milestone". Space Daily. 10 January 2020. Retrieved 11 January 2020.

spaceflightinsider.com

"Virgin Galactic conducts captive carry flight of SpaceShipTwo". Spaceflight Insider. 1 December 2016. Archived from the original on 4 April 2023. Retrieved 5 December 2016.

spaceflightnow.com

"Virgin Galactic's SpaceShipTwo rocket plane crashes". 31 October 2014.

spacenews.com

Foust, Jeff (31 October 2014). "SpaceShipTwo Destroyed in Fatal Test Flight Accident". SpaceNews. Archived from the original on 31 October 2014. Retrieved 31 October 2014.
Foust, Jeff (8 May 2024). "Virgin Galactic plans higher mothership flight rate with next-generation spaceplanes". SpaceNews. Retrieved 9 May 2024.
Foust, Jeff (14 October 2015). "SpaceShipTwo Bounces Back to Rubber Fuel". SpaceNews. Retrieved 16 October 2015.
SpaceShipTwo Bounces Back to Rubber Fuel SpaceNews, 14 October 2015, accessed 26 November 2015
Foust, Jeff (19 April 2019). "Virgin Galactic expects rapid conclusion of SpaceShipTwo test flights after downtime". spacenews.com. Retrieved 19 April 2019.
Foust, Jeff (29 September 2021). "FAA clears Virgin Galactic to resume SpaceShipTwo flights". Spacenews.

spaceref.com

"Virgin Galactic successfully completes SpaceShipTwo glide flight test and rocket motor firing on same day" Archived 28 July 2020 at the Wayback Machine SpaceRef 28 June 2012

telegraph.co.uk

David Millward (4 December 2016). "Virgin Galactic's space programme moves forward as SpaceShipTwo carries out first successful glide test". telegraph.co.uk. Retrieved 5 December 2016.

theverge.com

Grush, Lauren (13 December 2018). "Virgin Galactic's spaceplane finally makes it to space for the first time". The Verge. Retrieved 13 December 2018.

twitter.com

[1]^{[dead link‍]}
Spaceflight Now on Twitter: Virgin Galactic’s VSS Unity rocketplane reached an apogee of 282,000 feet after a good burn of its hybrid rocket motor.
"Core memory unlocked. Welcome to space, #Galactic03. Congratulations, 014, 015, and 016!". X (formerly Twitter). Retrieved 8 September 2023.

universetoday.com

Nancy Atkinson (10 January 2014). "SpaceShipTwo Goes Supersonic in Third Rocket-Powered Test Flight". Universe Today.

virgin.com

"This isn't sci-fi". Virgin.com. 5 March 2013. Archived from the original on 7 March 2013. Retrieved 5 March 2013.

virgingalactic.com

Fly With Us Archived 12 November 2015 at the Wayback Machine Virgin Galactic Retrieved 5 November 2015
"Update from Mojave: Testing Testing 1-2-3". Virgin Galactic. 10 March 2016. Archived from the original on 15 March 2016. Retrieved 15 March 2016.
"Update from Mojave: VSS Unity's First Flight Test Completed - Virgin Galactic". virgingalactic.com. 9 September 2016. Archived from the original on 12 September 2016. Retrieved 12 September 2016.
"Spaceship Unveil Presspack". Virgin Galactic. Archived from the original on 16 February 2008. Retrieved 10 February 2008.
"Safe Hybrid Rocket". Virgin Galactic. 2013. Archived from the original on 4 March 2013. Retrieved 8 March 2013.
"Virgin Galactic Breaks Speed of Sound in First Rocket-Powered Flight of SpaceShipTwo". Virgin Galactic. 29 April 2013. Archived from the original on 30 April 2013. Retrieved 29 April 2013.
"Feather flight and nitrous vent test success". Virgin Galactic. Archived from the original on 11 November 2019. Retrieved 12 April 2013.
"Virgin Galactic Reaches New Heights in Third Supersonic Test Flight". virgingalactic.com. 10 January 2014. Archived from the original on 7 April 2014. Retrieved 13 January 2014.
"Update from Mojave: Successful First Glide Flight Test for VSS Unity". virgingalactic.com. 3 December 2016. Archived from the original on 13 May 2017. Retrieved 6 December 2016.
"Virgin Galactic Update on Test Flight Program". Archived from the original on 11 July 2021. Retrieved 4 July 2021.
"Virgin Galactic is GO for launch". Virgin Galactic (Press release). 17 May 2023. Retrieved 19 May 2023.
"Virgin Galactic completes fifth successful flight in five months". Virgin Galactic (Press release). 6 October 2023. Retrieved 7 October 2023.
Overview – Spaceships Archived 22 July 2011 at the Wayback Machine Virgin Galactic Retrieved 19 June 2013

investors.virgingalactic.com

"'Galactic 05' research mission set to become Virgin Galactic's sixth flight in six months". Virgin Galactic (Press release). 18 October 2023. Retrieved 19 October 2023.

web.archive.org

"sRLV platforms compared". NASA. 7 March 2011. Archived from the original on 20 February 2021. Retrieved 10 March 2011. SpaceShipTwo: Type: HTHL/Piloted This article incorporates text from this source, which is in the public domain.
"Space Ship Completes 24th Test Flight in Mojave". Hispanic Business. 4 April 2013. Archived from the original on 30 December 2013. Retrieved 5 April 2013.
Fly With Us Archived 12 November 2015 at the Wayback Machine Virgin Galactic Retrieved 5 November 2015
Durden, Rick (31 October 2014). "Virgin Galactic's SpaceShipTwo Crashes". AVweb. Archived from the original on 14 April 2020. Retrieved 31 October 2014.
Klotz, Irene (3 November 2014). "SpaceShipTwo's Rocket Engine Did Not Cause Fatal Crash". Discovery News. Archived from the original on 16 December 2014. Retrieved 3 November 2014.
"New SpaceShipTwo Rollout Friday". AVweb. 18 February 2016. Archived from the original on 22 March 2016. Retrieved 19 February 2016.
"Update from Mojave: Testing Testing 1-2-3". Virgin Galactic. 10 March 2016. Archived from the original on 15 March 2016. Retrieved 15 March 2016.
"Update from Mojave: VSS Unity's First Flight Test Completed - Virgin Galactic". virgingalactic.com. 9 September 2016. Archived from the original on 12 September 2016. Retrieved 12 September 2016.
"SpaceShipOne Flight Tests". Scaled Composites. Archived from the original on 22 August 2010.
"Project Test Summaries". Scaled Composite. Archived from the original on 22 February 2014. Retrieved 5 April 2012.
"Spaceship Unveil Presspack". Virgin Galactic. Archived from the original on 16 February 2008. Retrieved 10 February 2008.
Dignan, Larry (23 January 2008). "Virgin Galactic unveils SpaceShipTwo; Plans open architecture spaceship". ZDnet.com. Archived from the original on 6 December 2013. Retrieved 10 February 2008.
"Scale comparison chart of Spaceshipone and Spaceshiptwo". Gizmodo. Archived from the original on 17 March 2007. Retrieved 6 April 2007.
"Propulsion Systems: multiple-burn, green and low-cost" (PDF). Sierra Nevada. Archived from the original (PDF) on 23 March 2014. Retrieved 8 March 2013.
"Safe Hybrid Rocket". Virgin Galactic. 2013. Archived from the original on 4 March 2013. Retrieved 8 March 2013.
"SNC Statement in Response to Inquiries Regarding 31 October 2014 Virgin Galactic SpaceShipTwo Incident". Sierra Nevada Corporation. 31 October 2014. Archived from the original on 1 November 2014. Retrieved 1 November 2014.
RocketMotorTwo Hot-Fire Test Summaries Archived 26 April 2012 at the Wayback Machine Scaled.com Updated 9 August 2012 Retrieved 16 December 2012
"Virgin Galactic successfully completes SpaceShipTwo glide flight test and rocket motor firing on same day" Archived 28 July 2020 at the Wayback Machine SpaceRef 28 June 2012
"This isn't sci-fi". Virgin.com. 5 March 2013. Archived from the original on 7 March 2013. Retrieved 5 March 2013.
"SpaceShipTwo Test Summaries". Scaled Composites. 29 April 2013. Archived from the original on 16 August 2013. Retrieved 29 April 2013.
"SpaceShipTwo Fitted With Rocket Propulsion System". Aviation Week. 22 October 2012. Archived from the original on 12 October 2013. Retrieved 14 November 2012.
"SpaceShipTwo Test Summaries". Scaled Composites. 8 August 2013. Archived from the original on 16 August 2013. Retrieved 14 August 2013.
"Virgin Galactic Breaks Speed of Sound in First Rocket-Powered Flight of SpaceShipTwo". Virgin Galactic. 29 April 2013. Archived from the original on 30 April 2013. Retrieved 29 April 2013.
"SpaceShipTwo disaster: Industry mourns pilot but vows to keep ..." The Bakersfield Californian. Archived from the original on 23 October 2015.
"Feather flight and nitrous vent test success". Virgin Galactic. Archived from the original on 11 November 2019. Retrieved 12 April 2013.
"Virgin Galactic Reaches New Heights in Third Supersonic Test Flight". virgingalactic.com. 10 January 2014. Archived from the original on 7 April 2014. Retrieved 13 January 2014.
"Last Minute Scrub of SpaceShipTwo Glide Flight". Parabolic Arc. 4 November 2016. Archived from the original on 5 April 2023. Retrieved 5 November 2016.
"Virgin Galactic conducts captive carry flight of SpaceShipTwo". Spaceflight Insider. 1 December 2016. Archived from the original on 4 April 2023. Retrieved 5 December 2016.
"Update from Mojave: Successful First Glide Flight Test for VSS Unity". virgingalactic.com. 3 December 2016. Archived from the original on 13 May 2017. Retrieved 6 December 2016.
"Virgin Galactic founder says spaceflights could be months away". KOB. 9 October 2017. Archived from the original on 14 October 2017. Retrieved 13 October 2017.
"Virgin Galactic Update on Test Flight Program". Archived from the original on 11 July 2021. Retrieved 4 July 2021.
Messier, Doug (29 April 2013). "Reserve Your SpaceShipTwo Seat Now – Big Price Increase Coming Soon". Parabolic Arc. Archived from the original on 15 December 2018. Retrieved 30 April 2013.
Overview – Spaceships Archived 22 July 2011 at the Wayback Machine Virgin Galactic Retrieved 19 June 2013

wired.com

Rogers, Adam (31 October 2014). "Space Tourism Isn't Worth Dying For". Wired (magazine). Retrieved 1 November 2014.

x.com

@virgingalactic (13 December 2018). "We travelled at 2.9 Mach on the way up to today. That's 2.9 times the speed of sound" (Tweet) – via Twitter.
@virgingalactic (22 February 2019). "Mach 3.0" (Tweet) – via Twitter.
Jonathan McDowell [@planet4589] (29 June 2023). "Galactic 01 stats: launch 1528:38 UTC, apogee 85.1 km, flight time from drop to main gear touchdown 13m50s. Drop location EBR P3 in my launch points list (107.0W 33.3N)" (Tweet) – via Twitter.
Jonathan McDowell [@planet4589] (10 August 2023). "I don't quite agree with these numbers. I have takeoff of White Knight 2 at 1429:45 UTC (in agreement with their 8.30 am MDT) but landing of SS2 at 1532:48 UTC (9.32 am MDT). Release time 1517:10 UTC and SS2 free flight time 15:38 with apogee 88.5 km" (Tweet) – via Twitter.
Jonathan McDowell [@planet4589] (8 September 2023). "Virgin Galactic few Spaceship Two mission Galactic 03 on Sep 8. VMS Eve took off at 1434 UTC and dropped VSS Unity over the usual drop point (EBR P3 in my list) at about 1522:13 UTC. Unity boosted to 88.6 km apogee and landed at Spaceport America at 1535 UTC" (Tweet) – via Twitter.
Jonathan McDowell [@planet4589] (26 January 2024). "The @VirginGalactic Galactic 06 mission was launched from the WK02 carrier plane at 1742:05 UTC Jan 26 following takeoff around 1700 UTC. After a one minute rocket burn, SS2 reached an apogee of 88.8 km and landed after an approximately 14 minute free flight. (1/2)" (Tweet) – via Twitter.
Jonathan McDowell [@planet4589] (8 June 2024). "Galactic 07 was dropped and fired its rocket engine at about 1526:30 UTC and landed at around 1541 UTC. Apogee not yet known" (Tweet) – via Twitter.

youtube.com

"Replay! Virgin Galactic's 2nd commercial crew spaceflight with VSS Unity - Full Broadcast". 10 August 2023 – via www.youtube.com.

zdnet.com

blogs.zdnet.com

Dignan, Larry (23 January 2008). "Virgin Galactic unveils SpaceShipTwo; Plans open architecture spaceship". ZDnet.com. Archived from the original on 6 December 2013. Retrieved 10 February 2008.

zeenews.com

"Rich Chinese buying tickets to space". Zee News. Retrieved 6 April 2007.