
VANDENBERG AFB, Calif. – Technicians work on the payload fairing that will protect NASA’s Interface Region Imaging Spectrograph (IRIS) spacecraft…

Relative sizes of Kepler habitable zone planets discovered as of April 18, 2013. Left to right: Kepler-22b, Kepler-69c, Kepler-62e, Kepler-62f…

The artist’s concept depicts Kepler-62e, a super-Earth-size planet in the habitable zone of a star smaller and cooler than the…

Dr. Huu Trinh and his team with the Propulsion Systems and Test Departments at NASA’s Marshall Space Flight Center in…

The artist’s concept depicts NASA’s Kepler misssion’s smallest habitable zone planet. Seen in the foreground is Kepler-62f, a super-Earth-size planet…

The artist’s concept depicts Kepler-62f, a super-Earth-size planet in the habitable zone of a star smaller and cooler than the…

The X-48C Hybrid Wing Body research aircraft banked right over NASA’s Dryden Flight Research Center at Edwards, CA during one…

On April 17, 1961, NASA’s Palaemon barge embarked on its first journey from the George C. Marshall Space Flight Center…

Calving front of Kangerdlugssup Glacier in central west Greenland. The calving front is the place where ice bergs are born.…

IceBridge closed out the fourth week of its Arctic campaign with a flight over the striking landscape of eastern Greenland’s…