If you strapped on your space suit and managed to make it all the way to the summit of Olympus Mons, what would you see?

What seemed like new planets around Fomalhaut were actually expanding dust clouds from violent planetary collisions seen by Hubble.

Rioters 'must be put in their place' following week-long protests, Iran's Khamenei says What suddenly appeared in front of ...

Three supermoons will lighten up the night skies in 2026, the stunning result when a full moon inches closer to Earth than ...

People sometimes ask what would happen if the Sun suddenly exploded, often after seeing a dramatic film or picture online. It ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

In a year of both upheaval and hope for our planet, here are a few of the highs and lows of humanity’s effect this year.

NASA's fleet of Earth-observing satellites captured 12 remarkable views throughout 2025, documenting major natural phenomena, climate events, and human impacts like wildfires, hurricanes, and ...

Earth reaches its closest point to the sun in its 2026 orbit on Jan. 3. The sun will appear larger in the sky than on any ...