Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of ...

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

In approximately 5 billion years, the sun will deplete its hydrogen fuel and collapse under its own gravity, becoming a white ...

Astronomers have found GJ 251 c, a rocky planet. It is a super-Earth located only 18 light-years away. This planet is in its ...

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

Astronomers recently peered deep into space and found that an old, faint white dwarf named LSPM J0207+3331, located about 145 ...

By combining the power of ground-based and space-based telescopes, astronomers have discovered a new brown dwarf—a type of ...

Our solar system now, once again, officially consists of only eight planets. Although largely debunked, speculation continued ...

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

The comet-like object Chiron has been caught in the process of forming new rings, which could help us understand how these ...

Astronomers have identified a nearby world that could potentially host life. It is a “super-Earth” orbiting a faint red dwarf star less than 20 light-years away. The newly found exoplanet, named GJ ...