The world of Sailor Moon does not just relate to our own solar system, but the many unknown planets from the original story ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

Astronomers used ALMA to observe Proxima Centauri and found frequent, intense flares that could destroy atmospheres of nearby ...

All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Earlier this week, Saturn gained a whopping 128 new official moons, as the International Astronomical Union recognised ...

Astronomers finally spotted evidence of auroras on Neptune after years of searching, raising new questions about the planet.

Scientists estimate there are ~1 septillion (1 followed by 24 zeros) planets in the observable universe. This figure is based ...

The most elusive planetary aurora in the Solar System has finally been revealed in all its gently glowing glory.

What drives us to send probes throughout the Solar System and rovers and landers to Mars? It's not cheap, and it's not easy.