Meet Stevenson 218, the largest known star in the universe. This red supergiant is so massive it could engulf our entire solar system out to Saturn. Learn how astronomers measure its size and ...

The planets orbit in a flat plane but our solar system is more than just a disc. This video reveals the 3D bubble we travel ...

2003-12-06T09:00:49-05:00https://ximage.c-spanvideo.org ...

You might think of our solar system as fixed and unchanging. But that doesn't take into account the constant discoveries scientists are making in our cosmic neighborhood. WUWM astronomy contributor ...

"Life could go on as usual." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates on rocket launches, ...

An artist's impression shows the "inside out" planetary system around the star LHS 1903. - ESA An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, ...

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for astronomers to study an object born a long time ago in a star system far, far away.

A tiny meteorite is rewriting what scientists thought they knew about the origins of our solar system. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

How fast and in which direction is our solar system moving through the universe? This seemingly simple question is one of the key tests of our cosmological understanding. A research team led by ...

The first few exoplanets were discovered in the early 1990s. But it wasn’t until the early 2000s, when astronomers began carrying out large-scale, long-term surveys of other stars, that we started to ...

Add Yahoo as a preferred source to see more of our stories on Google. Our solar system is mostly arranged along one plane in space, as in this not-to-scale artist's diagram. NASA/JPL, CC BY If you’ve ...

The sources, distributions, and transformations of organic compounds throughout the solar system are being studied actively. The results can provide information about the evolution of the solar system ...