The true identity of centaurs, the small celestial bodies orbiting the sun between Jupiter and Neptune,…
NASA Mission Discovers Particle Accelerator in Heart of Van Allen Radiation Belts
Using data from a NASA satellite, scientists have discovered a massive particle accelerator in the heart…
IRIS Mission Gets First Look at Sun’s Mysterious Interface Region
NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft has captured its first observations of a region of…
IRIS Mission Gets First Look at Sun’s Mysterious Interface Region
NASA's Interface Region Imaging Spectrograph (IRIS) spacecraft has captured its first observations of a region of…
NASA’s IRIS Telescope Offers First Glimpse of Sun’s Mysterious Atmosphere
As the telescope door opened on July 17, 2013, NASA's Interface Region Imaging Spectrograph began to…
Loading Operations for Orion Spacecraft Parachute Test
A test version of the Orion spacecraft is loaded onto a C-17 aircraft in preparation for…
Launch of Alphasat, Europe’s largest telecom satellite
Watch the full replay of the Alphasat launch aboard an Ariane 5, from Europe’s spaceport in…
Ariane 5 liftoff with Alphasat
Watch the replay of an Ariane 5 liftoff with Alphasat on board on 25 July, 2013,…
Ariane 5 with Alphasat ready for launch
The Ariane 5 launcher containing Europe's largest telecom satellite Alphasat was rolled out to the launch…