Astronomers have long chased a hard question: how did black holes grow so huge so fast. Researchers at Maynooth University in Ireland say they now have a clearer answer. Their work; led by PhD ...

Black holes in the early Universe appear to have grown far faster than scientists once believed. Astronomers have long struggled to explain how black holes became enormous so early in the Universe’s ...

Long before modern telescopes, early astronomers mapped the heavens with math, myth, and sheer curiosity. This crossword quiz celebrates the minds who first charted the cosmos. When you purchase ...

Astronomers used the James Webb Space Telescope and gravitational lensing to observe SN Eos, an ordinary supernova from the ...

An international team of astronomers has uncovered multiple evolutionary paths for the universe's most massive galaxies. Observations of ultramassive galaxies, each containing more than 100 billion ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier than astronomers believed such well-structured galaxies could form. With ...

A paper links dark stars to Webb telescope puzzles involving bright sources, dust-free galaxies, and early black holes.