
The flight path of a NASA Global Hawk is depicted in this graphic image as it headed back to NASA’s…

This stereo view from NASA’s Mars rover Curiosity shows a rock called “Link,” which bears rounded pebbles that provide evidence…

NASA’s Curiosity rover found evidence for an ancient, flowing stream on Mars at a few sites, including the rock outcrop…

Researchers prepare a long-duration balloon for its flight around the South Pole carrying the CREAM instrument high in the atmosphere…

CREAM, a balloon-borne cosmic ray instrument, during testing in the Antarctic.

Magnetospheric Multiscale, or MMS, mission engineers, seen here in white cleanroom suits, integrate the fourth and final instrument deck onto…

Sierra Nevada Corporation’s Dream Chaser flight test vehicle is towed from its hangar at NASA’s Dryden Flight Research Center in…

This artist’s rendering shows what capturing an asteroid could look like. NASA’s FY2014 budget proposal includes a plan to robotically…

Existing CREAM hardware used for balloon flights.