NASA Launches Satellite to Study How Sun's Atmosphere is Energized

NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft launched Wednesday at 7:27 p.m. PDT from Vandenberg Air…

Stargazer Aircraft Carrying IRIS Takes Off

The Orbital Sciences L-1011 aircraft takes off from Vandenberg Air Force Base in California at 9:30…

Nighttime Image of Texas Cities

One of the Expedition 36 crew members aboard the International Space Station, some 240 miles above…

NASA Launches Satellite to Study How Sun's Atmosphere Is Energized

NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft launched Wednesday at 7:27 p.m. PDT (10:27 p.m. EDT)…

NASA Launches Satellite to Study How Sun’s Atmosphere is Energized

NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft launched Wednesday at 7:27 p.m. PDT from Vandenberg Air…

Stargazer Aircraft Carrying IRIS Takes Off

The Orbital Sciences L-1011 aircraft takes off from Vandenberg Air Force Base in California at 9:30…

Nighttime Image of Texas Cities

One of the Expedition 36 crew members aboard the International Space Station, some 240 miles above…

IRIS Launch Set for Thursday

Technicians and engineers at Vandenberg Air Force Base in California mate the Pegasus XL rocket with…

Power dressing

Expansive solar arrays for Europe’s Alphasat, the most sophisticated commercial telecommunications satellite ever built.

IRIS Status Update: Ready for Flight

The Launch Readiness Review for NASA's IRIS observatory was held today. All Pegasus and IRIS systems…