A recent study found that Jupiter was once twice the size that it is now, making it big enough to swallow up 2,000 Earths.

The unusual orbit of a possible dwarf planet, known as 2017 OF201, makes it less likely that our solar system contains a ...

Astronomers have announced the discovery of a new dwarf planet in our solar system, named 2017 OF201. Located far beyond ...

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

If you were to ask scientists where life exists beyond Earth, they would correctly tell you that we do not know. There is so much that we do not understand about life on Earth, let alone about where ...

A small team led by Sihao Cheng, Martin A. and Helen Chooljian Member in the Institute for Advanced Study's School of Natural ...

On May 21, the International Astronomical Union’s Minor Planet Center announced the discovery of 2017 OF 201, which, because ...

China's ambitious Tianwen-2 mission will soon be heading to two extremely different space rocks, and should provide vital ...

Mar. 17, 2025 — A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new ... Webb Telescope Captures Its ...