It's believed that the solar system was formed when something, possibly the shock of an exploding star or a stellar cloud collision, disturbed an enormous cloud containing dust and cold gas, and ...

Pinched off by the disk, two lobes of hot gas are escaping from the top and bottom of the "belt," along the star's rotation ... our solar system is 4.6 billion years old, the entire nebula is ...

Using the James Webb Space Telescope (JWST), an international team of astronomers has observed a planetary nebula designated Messier 57 (also known as NGC 6720), dubbed the Ring Nebula. As a result, ...