Debra Werner. NASA Plans To Refuel Mock Satellite at the Space Station [online]. SPACE NEWS, 2 April 2010, [cit. 2011-03-10]. Dostupné online. Archivované 2012-05-24 z originálu.
William Harwood. Shuttle Atlantis on track for final touchdown [online]. CBS News, 21 July 2011, [cit. 2011-07-21]. Dostupné online.
nasa.gov
NASA. NASA Assigns Crew for Final Launch on Need Shuttle Mission [online]. 14 September 2010, [cit. 2010-09-14]. Dostupné online. Archivované 2011-07-05 z originálu.
NASA. STS-135/ULF7 FD02 Execute Package [online]. NASA, 9 July 2011, [cit. 2011-07-10]. Dostupné online. Archivované 2011-08-12 z originálu.
NASA. STS-135 MCC Status Report #09 [online]. NASA, 12 July 2011, [cit. 2011-07-16]. Dostupné online. Archivované 2011-07-15 z originálu.
NASA. STS-135 MCC Status Report #21 [online]. NASA, 17 July 2011, [cit. 2011-07-23]. Dostupné online. Archivované 2011-07-26 z originálu.
NASA. Pico-Satellite Solar Cell Experiment (PSSC) [online]. NASA, 2011-06-10, [cit. 2011-07-24]. Dostupné online. Archivované 2011-07-28 z originálu.
nasaspaceflight.com
GEBHARDT, Chris. STS-135/ULF-7 – The Final Flight’s Timeline Takes Shape [online]. NASA space flight, 17. jún 2011. Dostupné online. (anglicky)
BERGIN, Chris. Managers delay STS-134 ET/SRB mate ahead of tank allocation options [online]. NASAspaceflight.com, 24 August 2010. Dostupné online.
spaceflightnow.com
Stephen Clark. Compromise NASA bill gets bipartisan endorsement [online]. Spaceflight Now, 15 July 2010, [cit. 2010-07-24]. Dostupné online.
William Harwood. President Obama signs space program agenda into law [online]. Spaceflight Now, 11 October 2010, [cit. 2010-10-12]. Dostupné online.
William Harwood. Space station resupply pod hoisted from Atlantis's bay [online]. SPACEFLIGHT NOW, 11 July 2011, [cit. 2011-07-15]. Dostupné online.
William Harwood. Obama calls space to praise shuttle and station crews [online]. Spaceflight Now, 15 July 2011, [cit. 2011-07-17]. Dostupné online.
spacenews.com
Debra Werner. NASA Plans To Refuel Mock Satellite at the Space Station [online]. SPACE NEWS, 2 April 2010, [cit. 2011-03-10]. Dostupné online. Archivované 2012-05-24 z originálu.
web.archive.org
NASA. NASA Assigns Crew for Final Launch on Need Shuttle Mission [online]. 14 September 2010, [cit. 2010-09-14]. Dostupné online. Archivované 2011-07-05 z originálu.