Learn about the closest black hole from Earth, Gaia BH1. This recently discovered black hole is dormant, but it’s only 1,600 ...

Most of these astrophysical monsters are stars with various behavioral issues, such as explosive supernovae or ridiculously ...

Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us ...

Right now, we're zooming through space at incredible speeds, so why aren't we dizzy or flying off into space?  An expert ...

Huge eruptions from the Milky Way’s supermassive black hole in the distant past may have sterilized much of the inner galaxy ...

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...

The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth. Reading time: Reading time 2 minutes An astronaut recently captured an image of ...

From Earth's perspective, this orbital dance makes the asteroid appear to circle our planet, said Zoe Ponterio, manager of ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. June’s full moon ...