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

Hundreds of scientists and engineers, NASA leaders, lobbyists, congressional staffers and Senator Mark Kelly of Arizona are also discussing the search for ET. Surveilling alien worlds for signs of ...

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

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 UC Berkeley lab is controlling a NASA mission to study the farthest reaches of Earth’s atmosphere from afar using the Carruthers Geocorona Observatory.

NASA and SpaceX successfully launched the agency’s Interstellar Mapping and Acceleration Probe (IMAP) from Florida on ...

Scientists have gotten a never-before-seen look at an area around a large exoplanet 625 light-years away where moons like the ...

NASA has partnered with Katalyst to prevent a $500 million observatory from re-entering Earth's atmosphere by deploying a ...

NASA has awarded a contract to execute a high-stakes orbital maneuver, racing against time and atmospheric drag to prevent a critical science asset from tumbling back to Earth. The target of this ...

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 ...