Space

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

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

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

Satellites interfere with radio astronomy – Scientific news, October 5, 1974 In the past, satellites and probes launched by NASA