Despite years of debate and follow-up studies, an odd streak of cosmic light still defies a final explanation. Is it a giant ...

There is something inherently terrifying about a supermassive black hole hurtling through space at an excess of three million kilometers per hour. As a hint, the acronym “RBH” stands for “runaway ...

Astronomers witnessed planets colliding 11,000 light-years away, an event that could shed light on the collision that created ...

Florida visitors can watch rocket launches and scan the night sky from a public observatory—all in a single trip. The ...

A galaxy whose light set out when Tyrannosaurus rex had just died out has been captured in striking detail by the James Webb ...

The NASA/ESA/CSA James Webb Space Telescope captured an amazing view of the planet Uranus, its rings and moons. Webb's ...

The Smithsonian’s National Air and Space Museum welcomes two new acquisitions to the collection—the James Webb Space Telescope (Webb) Pathfinder and Parker Solar Probe model. The Pathfinder is a ...

Scientists have uncovered evidence that our Sun may have traveled across the Milky Way as part of a massive migration of ...

Learn about the first images of low-mass stars captured by SPARCS, a nanosatellite that could provide insight into exoplanets ...

Astronomers have uncovered a hidden cosmic web of galaxies and gas by mapping hydrogen light from the early universe.