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

Satellites hampering radio astronomy — Science News, October 5, 1974 In the past, the satellites and probes launched by NASA

A red dwarf star known as Barnard’s star, which lies a mere six light-years from our solar system, has at

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

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

One of the most compelling possible signs of extraterrestrial communication may have an astrophysical explanation. Called “Wow!” signal, the bright

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

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

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