Space

The first glimpse of starlight from a galaxy hosting one of the most distant quasars known has revealed an astronomical […]

A lucky alignment of two sun-studying spacecraft may have finally solved a decades-old solar mystery. Data from NASA’s Parker Solar

Black holes about the size of a hydrogen atom may be careening into the solar system without being noticed. But

The opposing fountains of plasma and particles spanning 23 million light-years are the longest pair of black hole jets ever

At the age of 12, Tracy Slatyer felt sorry for a book. She read a newspaper article about how many

Betelgeuse, Betelgeuse! The red supergiant that marks Orion’s left shoulder may have a tiny, unseen companion. Two independent studies found

NASA’s Europa Clipper spacecraft is on its way to help solve a quarter-century-old mystery: Could anything live in the ocean

Dozens of runaway stars were caught escaping from a dense star cluster in a satellite galaxy of the Milky Way.

Astronomers have finally found an asteroid that keeps pace with Saturn in its orbit around the sun. Such objects, called

Most of Earth’s meteorites can be traced back to just a few collisions within the asteroid belt between Mars and