Space

Opposing fountains of plasma and particles spanning 23 million light-years are the longest pair of black hole jets ever seen. […]

Dozens of fugitive stars were caught fleeing a dense star cluster in a satellite galaxy of the Milky Way. The

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

Imagine going on a week-long business trip and not coming home until next year. That may be the case for

Contrary to a previous report, there is no evidence for an intermediate-mass black hole in Omega Centauri, the Milky Way’s

A distant stellar nursery holds a cluster of newborn worlds the size of Jupiter, the smallest of which is surrounded

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

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

While SpaceX’s Starlink satellites are enabling Internet access and mobile communications around the globe, they are also posing a threat

A red dwarf star known as Barnard’s Star, located just six light-years from our solar system, has at least one