AT 2021hdr is a binary supermassive black hole (BSMBH) system in the center of a galaxy 1 billion light-years away, in the ...

One of Uranus's moons likely has an ocean while the composition of the planet itself is more bizarre than we knew ...

December 1, 2024 • Donald Trump promises to deport millions of unauthorized immigrants once he returns to the White House. If he follows through, the scale of it would be unlike anything we've ...

Nov. 26, 2024 — Dark ovals in Jupiter's polar haze, visible only at UV wavelengths, were first noticed 25 years ago, then ignored. A new study shows that these dark UV ovals are common ...