Great Observatories program (Danish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Great Observatories program" in Danish language version.

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msn.com

Boyle, Alan (2006-10-31). "NASA gives green light to Hubble rescue". MSNBC. Hentet 2007-01-10.

"The James Webb Space Telescope". NASA. 2013-01-23.
"About Webb". NASA. 2019. Arkiveret fra originalen 9. februar 2022. Hentet 4. juni 2021.

Stern, David P. (2004-12-12). "(S-6) Seeing the Sun in a New Light". From Stargazers to Starships. NASA Goddard Space Flight Center. Hentet 2007-12-07.

Roman, Nancy Grace (2001). "Exploring the Universe: Space-Based Astronomy and Astrophysics" (PDF). Exploring the Cosmos. NASA. Arkiveret fra originalen (PDF) 27. maj 2005. Hentet 2007-12-08.

"NASA Updates Space Shuttle Target Launch Dates". NASA. Arkiveret fra originalen 8. maj 2017. Hentet 2008-05-22.
Roman, Nancy Grace (2001). "Exploring the Universe: Space-Based Astronomy and Astrophysics" (PDF). Exploring the Cosmos. NASA. Arkiveret fra originalen (PDF) 27. maj 2005. Hentet 2007-12-08.
"About Webb". NASA. 2019. Arkiveret fra originalen 9. februar 2022. Hentet 4. juni 2021.