Gunter Krebs: Orbcomm (2nd gen.)Gunter's Space Page. Viitattu 19.10.2008. (englanniksi)
spacenews.com
Peter B. de Selding: Tardy Orbcomm Satellites To Share Falcon 9 with Dragon Capsule (The first two second-generation satellites will be launched aboard a Falcon 9 scheduled to make the second demonstration launch of SpaceX’s Dragon unmanned freighter as a precursor to a multilaunch NASA contract to supply the international space station.) Space News. 10.11.2010. Viitattu 15.3.2011. (englanniksi)[vanhentunut linkki]