This illustration depicts a lake of water partially filling Mars' Gale Crater, receiving runoff from snow melting on the crater's…
The launch gantry is rolled back to reveal NASA's Orion spacecraft mounted atop a United Launch Alliance Delta IV Heavy…
Dec. 4, 2014 -- A United Launch Alliance Delta IV Heavy rocket with NASA’s Orion spacecraft mounted atop is seen…
Dec. 4, 2014 -- At Space Launch Complex 37 at Cape Canaveral Air Force Station in Florida, a United Launch…
Dec. 4, 2014 -- At Space Launch Complex 37 at Cape Canaveral Air Force Station in Florida, super cold liquid…
Dec. 4, 2014 -- In the Mission Directorate Center at Cape Canaveral Air Force Station in Florida, NASA and contractor…
Dec. 4, 2014 -- At Space Launch Complex 37 at Cape Canaveral Air Force Station in Florida, fueling of the…
Dec. 4, 2014 – A spectacular sunrise at NASA's Kennedy Space Center in Florida heralds the arrival of a new…
Dec. 4, 2014 – A hold in the count has been called due to a violation of ground winds. The…
Dec. 4, 2014 -- At Cape Canaveral Air Force Station in Florida, the launch of NASA's Orion spacecraft was postponed…
