NASA's Science Mission Directorate (SMD) announces the release of its annual omnibus solicitation for basic and applied research, Research Opportunities in ...

May - Cool as Ice Every winter, a layer of carbon dioxide frost (dry ice) forms on the surface of Mars. At its greatest extent in midwinter, this frost reaches from the poles down to the middle ...

Hubble’s Messier Catalog Hubble has captured images of many objects in the Messier catalog that you can view yourself with a backyard telescope.

The Europa Clipper team deploys a 28-foot (8.5-meter) boom that will support the spacecraft's magnetometer sensors. To fit aboard the rocket, the boom will be stowed in a canister. It will deploy to ...

NASA's New Horizons spacecraft took this image of Europa hanging above Jupiter's cloud tops with its Long Range Reconnaissance Imager (LORRI) at 11:48 Universal Time on February 28, 2007, six hours ...

Could a liquid water ocean beneath the surface of Jupiter's moon Europa have the ingredients to support life? Here's how NASA's mission to Europa would find out. Transcript: (Music) Europa is the most ...

Flight housing for the Europa Ultraviolet Spectrograph (Europa-UVS) instrument in early summer 2020, as it was about to begin assembly and testing.

This video shows a test deployment of Europa Clipper’s very high frequency (VHF) radar antenna. In its stowed configuration for launch, the devices will be about the size of a small lunchbox. In the ...