The once-exclusive club of Solar System objects that host oceans is getting increasingly crowded. On Wednesday, Nature released a paper providing evidence that Saturn's moon Mimas has a subsurface ...

Find out what a supermoon really is, why it looks brighter and larger, and when the next one will light up the night sky.

So far, we have identified three. The first one was 1I/’Oumuamua, discovered in 2017, then Comet 2I/Borisov, in 2019. This ...

Although the moon has lately been giving up many of its ancient secrets to prying spacecraft, it has clung stubbornly to one—the genesis of its own existence as an earth satellite. With monotonous ...

If you were hoping to see the “mini moon,” you’ve probably been disappointed. But experts say the asteroid was an important milestone in planetary defense research. Though there are hundreds of moons ...

You’ve no doubt seen this kind of news headline: “Astronomers Say Space Rock May Hit Earth in the Not-Too-Distant Future!” We usually get such warnings about one or two objects every year; the latest ...

A population of asteroids silently shares Venus's orbit, creating a potential threat to our planet. These celestial bodies, ...

Scientists think Uranus’s moon Ariel once had a hidden ocean beneath its icy shell. The moon’s orbit stretched enough to ...

Is there a massive undiscovered planet on the outer reaches of the Solar System? The idea has been around since before the discovery of Pluto in the 1930s. Labelled as planet X, prominent astronomers ...

The US Space Force's secret space plane, the X-37B, shared an image from orbit for the first time. The reusable orbital test vehicle captured the image of Earth last year during its seventh mission.