
European Space Agency astronaut Timothy Peake, Expedition 46/47 flight engineer; and NASA astronaut Tim Kopra (mostly obscured at right background),…

NASA astronaut Tim Kopra (right), Expedition 46 flight engineer and Expedition 47 commander; and European Space Agency astronaut Timothy Peake,…

Terra carries a payload of five remote sensors designed to monitor the state of Earth’s environment and ongoing changes in…

TIMED studies the basic structure of the Mesosphere and Lower Thermosphere/Ionosphere located 40 to 110 miles above the Earth’s surface.Launch:…

Engineers inspect a new piece of technology developed for the James Webb Space Telescope, a micro shutter array, in a…

Two images of the same coronal mass ejection erupting from the sun — from in front of and behind the…

An extensively modified version of the F-102 Delta Dagger was developed during 1955 under the designation of F-102B but the…

A NASA aircraft plays follow-the-leader during early morning flight tests of jet biofuels.

As if trying to get our attention, Mimas is positioned against the shadow of Saturn’s rings, bright on dark. As…