Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar ...

Researchers believe they have rediscovered a mysterious star system first spotted in 2011. If true, the alien sun and its ...

Data collected by NASA's InSight lander suggest that ancient internal processes are responsible for the "Martian dichotomy" ...

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Astronomers track asteroid 2024 YR4, with a 1.9% chance of impacting Earth in 2032, but NASA said there's nothing to be worried about.

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

Astronomers estimate that asteroid 2024 YR4 has a one-in-43 chance of smashing into our planet in 2032. The colossal space rock, comparable in size to a ... JWST is a NASA-owned instrument ...

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.

The debris landed like missiles, digging out two canyons comparable in size to Arizona’s Grand Canyon in barely 10 minutes.

Space stations around the world are urgently collaborating to tackle the threat of a vast asteroid, hurtling towards Earth.