Milky Way billions of years ago. This remarkable journey, revealed through the most detailed catalog of similar stars to date ...

Paleontologists recognize five big mass extinctions in the fossil record, marked by the loss of a significant number of species in a (geologically speaking) short span of time. Theories to explain ...

Using data from the Magellan Clay telescope and the Canada-France-Hawaii Telescope (CFHT), astronomers have investigated a galactic globular cluster known as NGC 5824. Results of the new study, ...

Radio silence has long puzzled those searching for extraterrestrial intelligence, but the answer might lie much closer to the source of potential signals than previously thought. Conditions around ...

Brown dwarfs, essentially stunted stars, were most likely ejected from newborn, multiple-star systems before they had a chance to accumulate enough mass to ignite the hydrogen in their interiors and ...

Astronomers have detected elusive pulsation patterns in dozens of young, rapidly rotating stars thanks to data from NASA’s Transiting Exoplanet Survey Satellite (TESS). The discovery will ...