New data indicates Comet 3I/ATLAS is second only to C/2016 R2 in terms of methanol levels ever recorded in a comet within our solar system.

"If this is a massive star, it is a collapse unlike anything we have ever witnessed before." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Astronomers have discovered that the Seven Sisters of the Pleiades star cluster have more stellar siblings than we thought — a lot more. Using NASA's exoplanet hunting spacecraft TESS (Transiting ...