Interstellar comet 3I/ATLAS is making its closest approach to Earth, sparking a fierce debate. Harvard's Avi Loeb argues its ...

A study of the interstellar comet 3I/ATLAS reveals surprising characteristics: traveling at 57 km/s, it challenges ...

NASA has lost contact with its MAVEN spacecraft that launched from Florida and has been orbiting Mars for more than a decade.

NASA has lost contact with its MAVEN spacecraft that has been orbiting Mars for more than a decade. Here's what we know.

Interstellar object 3I/ATLAS is making its closest approach to Earth in just over a week from now, coming within 167 million ...

Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

MAVEN has circled Mars for more than a decade, exploring the planet and relaying data from robots on the surface.

Europe has launched its biggest-ever planetary-defence simulation as the giant interstellar object 3I/ATLAS nears the solar ...

Comet 3I/ATLAS nears Earth on December 19, 2025. This interstellar visitor displays an unusual green glow. Scientists are ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

NASA’s Center for Near Earth Object Studies (CNEOS) has confirmed that 3I/ATLAS poses no impact threat to Earth. Traveling at ...