A star’s fatal brush with a supermassive black hole can light up a quiet galaxy. When gravity shreds the star, its gas ...

China’s plan to build a radio telescope at the Félix Aguilar Astronomical Observatory in Argentina has been halted by ...

Scientists searched 27 exoplanets for alien technology using planetary eclipses, revealing a new way SETI hunts signals ...

Astronomers using the NSF Very Large Array report the first radio detection of a rare Type Ibn supernova, revealing how a massive star lost helium-rich material in the years before its explosion ...

Burst from M-dwarf star could be powerful enough to strip the atmosphere of any planets that orbit it, with implications for ...

From a particle smasher encircling the moon to an “impossible” laser, five scientists reveal the experiments they would run ...

A seven-hour gamma-ray burst, GRB 250702B, stuns astronomers and hints at powerful new cosmic engines still unknown to science.

GREENBANK, W.Va. — Residents and students around the National Radio Astronomy Observatory in Pocahontas County are finally ...

Scientists have observed the largest-known rotating structure in the cosmos - a gargantuan thread-like assemblage of hundreds ...

Astronomers have observed the longest-ever gamma-ray burst — a powerful, extragalactic explosion that lasted over seven hours ...

Astronomers capture the twinkle of a distant quasar, RX J1131, and reveal the secret size of a black hole's fiery corona.

An international team led by the University of Oxford has identified one of the largest rotating structures ever reported: a ...