The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

Astronomers announced Wednesday they have discovered a massive planet orbiting a tiny star, a bizarre pairing that has stumped scientists. Most of the stars across the Milky Way are small red dwarfs ...

Saturn is known for its iconic rings, but it should also probably be known for its moons. The ringed world was already the record holder for the most natural satellites of any planet in the Solar ...

New research presented at the Europlanet Science Congress 2025 in Helsinki suggests that Venus may be concealing some of the largest lava-carved tunnels ever discovered in the solar system. The ...

New research using Nasa’s powerful JWST telescope has identified a planet 41 light years away which may have an atmosphere.

WASHINGTON (Reuters) -In addition to providing a trove of information about the early universe, the James Webb Space Telescope since its 2021 launch has obtained valuable data on various already-known ...

This rock will put you in the red. The largest known piece of a Martian meteorite discovered on Earth is scheduled for auction at Sotheby’s on July 16 — and could sell for upwards of $4 million.

The 29th moon found to be orbiting the solar system’s 7th planet is about six miles wide. By Katrina Miller The space around Uranus just got a bit more crowded. On Tuesday, astronomers using the James ...

The core of Jupiter, the largest planet in our solar system, has long been a source of mystery for astronomers: an object so unfathomably dense and hot that it defies comprehension. Conventional ...