An Earth-observing radar satellite launched in July jointly between the U.S. and India has returned its first images of our ...

How will NASA's upcoming Habitable Worlds Observatory (HWO) mission differentiate Earth-sized exoplanets from other ...

The three spacecraft will be forecasting solar storms, mapping our solar neighborhood and observing the outer layer of ...

Scientists got a never-before-seen look at an area around a large exoplanet 625 light-years away where moons could ...

Swift, launched in 2004 and parked in low-Earth orbit at around 585 km above the planet, is gradually losing altitude due to ...

A 2017 satellite photo shows the stark contrast along the boundary between a giant field of golden "star dunes" and a barren ...

The Habitable Worlds Observatory is poised to tell us whether Earthlike planets are common—if it can get off the ground ...

A landmass that was previously encased in the ice of Alaska's Alsek Glacier is now fully surrounded by water, forming a new island in the state, NASA satellite images reveal. The nearly ...

A NASA mission, IMAP, and two more spacecraft that will study space weather are traveling through space atop a single SpaceX ...

SpaceX launched a trio of spacecraft Wednesday morning, each meant to study the sun and space weather, and their affects on ...

NASA has tapped startup Katalyst to save a $500 million orbiting observatory from falling into Earth's atmosphere by launching a spacecraft meant to push it farther in space, a short-notice mission ...

The observatory’s work is far from trivial. It captures gamma-ray, X-ray, ultraviolet, and optical data in real time, ...