A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

What's special about Chiron's rings is that they're still forming; this marks the first time astronomers have ever seen a ...

Scientists use James Webb Space Telescope to make 1st 3D map of exoplanet — and it's so hot, it rips apart water ...

New observations of a strange object that wobbles around the space between Jupiter and Uranus reveal what looks like a system ...

Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on ...

Viewed from orbit, Jackass Flats — situated in southern Nevada about 65 miles northwest of Las Vegas — could easily be confused for Mars. The alluvial basin is full of tan and gray regolit ...

New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure if the gas is contained within a wispy atmosphere or being ejected into ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

A rare interstellar visitor, comet 3I/ATLAS, is currently traversing our solar system, offering scientists a unique chance to ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to reach somewhere truly empty? Our first stop is the International Space ...