3I/ATLAS, Humanity — and the MAVEN Anomaly: A Challenge for NASA and ESA. On Friday, December 19, the interstellar object ...

Last week, NASA revealed that it had lost the signal from its MAVEN (Mars Atmosphere and Volatile EvolutioN) spacecraft, one ...

NASA’s Europa Clipper spacecraft has observed interstellar comet 3I/ATLAS, collecting rare data as the ancient object made ...

NASA revealed that new data showed MAVEN was rotating in an unexpected way after it emerged from the far side of Mars ...

For more than a decade, a steady radio whisper has linked Earth to a workhorse spacecraft circling Mars. Now that voice has ...

Mars changed from a blue world with water to a red desert because its atmosphere escaped into space over billions of years.

Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as ...

Scientists had stumbled on the dusty debris from two cosmic crashes. Massive space rocks slammed together to create clouds of ...

Billionaire space tourist inherits troubled agency facing budget chaos, workforce cuts, and a Moon race against China ...

The Ursids peak Sunday night into Monday morning and will be visible until Dec. 26 from the Northern Hemisphere. Skygazers ...

As the interstellar object 3I/ATLAS prepares for its close flyby of Earth, debate over its origins and behavior has ...

Bold statements in the world of astronomy are seldom made, but when it comes to avowedly provocative statements, it seems ...