The Perseverance rover has found tiny crystals that seem to be rubies or sapphires inside pebbles on Mars, where they have ...

By plying its ground-penetrating radar in the depths of Mars’s Jezero Crater, this rover has found even older deltas buried beneath those seen on the surface from space ...

Rocks from outer space are constantly hurtling toward Earth, slamming into the atmosphere and often exploding into fireballs that both delight and alarm people.

NASA’s OSIRIS-REx mission, scientists have unlocked the mystery behind the jagged, boulder-covered surface of asteroid Bennu. The new findings, published in Nature Communications, overturn ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

In one of the biggest surprises of NASA's OSIRIS-REx mission, its target asteroid, Bennu, turned out to be a jagged, rugged ...

A 7-ton meteor that sped across the Cleveland sky at 45,000 miles per hour on Tuesday broke apart in a thunderous boom that startled residents who feared an explosion.

A massive crater on asteroid Psyche may hold the key to whether it’s a lost planet’s core or something more complex. New simulations suggest NASA’s upcoming mission could finally solve the mystery.

Pink granite boulders sitting mysteriously atop Antarctica’s Hudson Mountains have led scientists to a stunning discovery: a hidden granite mass buried beneath Pine Island Glacier, stretching nearly ...