Though our cosmic backyard brims with planets, few seem fit for life as we know it. ... Dwarf star planets could glow with life. From afar, the galaxy could look like a flashing rave.

Being able to survey the gas is an important milestone because gas makes up the vast majority of the material that forms stars and planets; the relative ratio of gas to dust is on the order of 100 ...

In the summer of 2023, JWST captured Neptune's auroras glowing across the planet's upper atmosphere, the first time these vibrant emissions have ever been seen in infrared.