American Astronomical Society Meetings: Latest discoveries and science

Astronomers have found evidence of a black hole snacking on a star in data gathered back in the 1980s, according to new research.

As COVID-19 infection rates rise once again, the leaders of the American Astronomical Society (AAS) have canceled the major conference scheduled for early January.

A big new sample of fast radio bursts is allowing scientists to ask big-picture questions about the cosmos.

Colossal arc of distant galaxies makes astronomers question some of their most cherished principles about the cosmos.

A year ago, the bright red star Betelgeuse in the Orion constellation hit the headlines for a stark fading episode that astronomers couldn't explain. They still can't, although they keep trying.

Stars snacking on their companions outside the Milky Way have been precisely mapped and measured for the first time.

Astronomers may have captured the first good look at giant flares from the strongest magnets in the universe.

New data from the Sloan Digital Sky Survey and Europe's Gaia spacecraft suggest that a brush with another galaxy caused the strange, potato chip-like "warp" in our Milky Way galaxy.

Three years ago, two neutron stars collided in a cataclysmic crash, the first such merger ever observed directly. Naturally, scientists kept their eye on it — and now, something strange is happening.

An "Old Faithful"-like event in space may shed light on the nature of stars nearby supermassive black holes embedded in galaxies.