Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles ...

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 ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches Earth in December 2025.

NASA lost contact with MAVEN during a routine Mars orbit. Discover what happened, why this orbiter is vital, and how recovery might succeed.

Earth sits in a harsh galaxy filled with high-energy particles that can strip atmospheres, scramble DNA, and sterilize worlds ...

A year of new treatments, new technologies, new ways to stay safe during disasters and new insights on the mysteries of the ...

Maven, an acronym for Mars Atmosphere and Volatile Evolution, abruptly stopped communicating with ground stations on Dec. 6.

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

As humanity prepares to take its first steps on Mars, a comprehensive report released today (Dec. 9) from the National ...

One mission would involve a full 300 sols on the Red Planet, with the goal of finding extinct or current life on Mars. But ...