Despite being the closest planet to the Sun, Mercury hosts water ice at its poles. Now scientists may know how it got there.

On its way to a metal asteroid, NASA's Psyche probe tested its cameras as it got a gravity assist from the Red Planet.

It helped to have a number of features to aid survival following the end-Cretaceous mass extinction.

5 min readPreparations for Next Moonwalk Simulations Underway (and Underwater)This view of a crescent Mars was captured on May 15, 2026, a...

Astronomers only discovered Asteroid 2026 JH2 a week ago, and now it's paying us a visit.

By Jacopo Prisco, CNN(CNN) — An asteroid roughly the size of one to two school buses will fly by Earth Monday, coming as close as 91,593...

Newly spotted asteroid 2026 JH2, which could be up to 115 feet wide, will fly past Earth closer than some satellites on Monday (May 18). The...

Astronomers have found fewer than half of the estimated existing city-killer asteroids

WASHINGTON, May 5, 2026 /PRNewswire/ -- A 2026 PBS NOVA documentary in January examines a provocative idea about life's beginnings: that the...

Francesco De Federicis Pope Leo XIII in 1898. The Vatican Observatory has named four asteroids after key figures in its history,...

Orbital data from asteroid 2001 CA21 points to a potential 153-day round-trip journey to Mars.

In a new book, paleontologist Steve Brustatte tells the wild story of how birds evolved during the Jurassic and took to the skies, surviving...

The space rock is expected to make its closest approach at around 848,000 miles from the Earth, according to NASA.

A NASA researcher in planetary sciences explains how he discovered a new meteor shower linked to a disintegrating asteroid.

Astronomer Patrick M. Shober found a new meteor shower—and it comes from an asteroid getting broken down by the Sun.