How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

NASA's Lucy mission captured the highest resolution image yet of Donaldjohanson, the uniquely shaped asteroid.

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

The Interstellar Boundary Explorer (IBEX) is a small satellite already orbiting Earth. IBEX has special instruments gathering ...

The universe is full of unknown celestial objects, and scientists have only begun to scratch the surface of understanding ...

A small, inconspicuous meteorite may be about to change our understanding of how and when our solar system formed. Tiny shavings from the meteorite Northwest Africa 12264 are challenging the long-held ...

In the 1980s, the theory that dinosaurs were wiped out by a massive meteor that hit the Earth began to gain scientific ...

The Expanse was on air for six seasons from 2015 to 2022, first on SYFY and later on Prime Video. Based on the sci-fi book ...

How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

Folks, it's official: the object that astronomers recently spotted blowing through the outer solar system came from ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...