If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, billions of stars and their attendant planets. The universe teems with huge, ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker. Get ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. Everything on Earth, in our solar system, our galaxy, and beyond is contained within ...

The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, good ol' Earth helps us understand what the universe might be doing beyond ...

To explore this long-standing mystery, an international team of scientists formed a group known as the Collaboration for ...

Let me take you on a wild ride to the very edges of our Universe. But it won't be as simple as traveling through space. Because the edges that we’re talking about aren’t in space. They’re in time. The ...

This video explores what scientists mean when they talk about the edge of the observable universe. Using real observations ...