Meet Porphyrion, the largest pair of black hole jets ever seen
The opposing fountains of plasma and particles spanning 23 million light-years are the longest pair of black hole jets ever […]
Space
Betelgeuse has a small companion star hidden in plain sight
Betelgeuse, Betelgeuse! The red supergiant that marks Orion’s left shoulder may have a tiny, unseen companion. Two independent studies found
50 years ago, satellites threatened astronomers’ view of the cosmos
Satellites interfere with radio astronomy – Scientific news, October 5, 1974 In the past, satellites and probes launched by NASA
The Europa Clipper has set out to solve an alien mystery
NASA’s Europa Clipper spacecraft is on its way to help solve a quarter-century-old mystery: Could anything live in the ocean
Saturn’s first Trojan asteroid has finally been discovered
Astronomers have finally found an asteroid that keeps pace with Saturn in its orbit around the sun. Such objects, called
The cataclysmic origin of most of Earth’s meteorites has been found
Most of Earth’s meteorites can be traced back to just a few collisions within the asteroid belt between Mars and
A distant quasar’s black hole is surprisingly large for its galaxy
The first glimpse of starlight from a galaxy hosting one of the most distant quasars known has revealed an astronomical