China has completed the world’s largest radio telescope, known as FAST — but its true purpose goes beyond size. In this video, we explore how the FAST telescope works, what it's listening for, and why ...

Astronomers have unveiled a new catalog of massive galaxy clusters, revealing new insight on the evolution of the universe ...

Researchers propose that hydrogen gas from the early Universe emitted detectable radio waves influenced by dark matter.

Tel Aviv scientists predict ancient radio signals from the early Universe that could reveal how dark matter shaped stars and ...

Theoretical physicist Alex Lupsasca is pushing for a space telescope to glimpse the thin ring of light that is thought to surround every black hole.

The solar system is projecting with gold but scientists can't quite figure out where all this hard-to-make metal is being ...

Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics ...

Three interstellar objects; ʻOumuamua, 2I/Borisov, and 3I/ATLAS—have passed through the Solar System. This article details ...

A UCLA-led team has achieved the sharpest-ever view of a distant star’s disk using a groundbreaking photonic lantern device ...

Astrophysicists at the University of Chicago have developed physics-based models suggesting that dark energy could be ...

Researchers have moved one step closer to solving one of science’s greatest mysteries—why the universe is filled with matter instead of nothing. Scientists at Indiana University have made a major ...

I/ATLAS was first discovered on July 1, 2025, by the ATLAS telescope system in Hawaii. Its hyperbolic orbit, a trajectory not ...