— -- With one of NASA's defunct satellites crashing down to Earth this weekend, forgetting our more commonplace visitors from space, meteors, might be easy. But bear in mind that roughly 100 tons ...

The sound of a meteoroid crashing into Mars has been captured by NASA’s InSight lander, marking the first time for seismic signals from a meteoroid impact to be detected on another planet. The InSight ...

The hunt is on for pieces of a meteor that crashed near Cairns, Australia, on Saturday night. The meteoroid fireball, which gave off a neon-green hue as it hurtled through the atmosphere, lit up the ...

NASA’s MErcury Surface, Space ENvironment, GEochemistry and Ranging (MESSENGER) mission to Mercury has been out of operation for nearly six years, but the data it collected keeps on giving, from ...

A rocky meteoroid that exploded over Canada last year was more extraordinary than it first seemed: it originated from the outer solar system, where scientists thought only icy bodies exist. A ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Christmas came a ...