Delta II rocket containing OCO-2 prepares for launch at NASA's Vandenberg site, 2 July 2014
The United States <a href="//commons.wikimedia.org/wiki/National_Aeronautics_and_Space_Administration" class="mw-redirect" title="National Aeronautics and Space Administration">National Aeronautics and Space Administration</a>, a federal government agency
<a href="//commons.wikimedia.org/w/index.php?title=NASA_TV&amp;action=edit&amp;redlink=1" class="new" title="NASA TV (page does not exist)">NASA TV</a> Internet stream