Investigating mysterious gamma ray radiation from the Milky Way’s center. The Galactic Center GeV Excess is a spherical ...
Astronomers have just uncovered a giant cavity in our galaxy, and it was hiding in plain sight. Sitting between the Taurus and Perseus molecular clouds, this 500-light-year-wide bubble was long ...
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A collision between ...