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 ...

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

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

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's 1.4-ton Neil Gehrels Swift Observatory is slowly falling towards Earth's atmosphere, and race is on to ensure it is pushed farther away. Nasa has unveiled plans to extend the life of the Neil ...

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

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

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