For generations, humans have gazed at the stars and wondered about the ultimate fate of the universe. Will it expand forever ...

While it may surprise many, Delhi holds hidden gems for stargazers. From peaceful observatories to secret suburban skies, ...

Using the Australia Telescope Compact Array (ATCA), astronomers have performed large-scale radio observations of a ...

Dr. Caitlin Casey, an observational astronomer, has recently joined the physics department at UC Santa Barbara. She co-leads the C.O.S.M.O.S. collaboration — a project distinguished by its deep ...

CAPE CANAVERAL, Fla. — NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted ...

Chile's ALMA observatory, which houses some of the world's most powerful telescopes, has captured its most detailed images to ...

"Very massive stars are like the 'rock stars' of the universe — they are powerful, and they live fast and die young." ...

A new gas giant world discovered by citizen scientists using data from NASA's exoplanet-hunting spacecraft TESS is cool, ...

A mysterious object the size of Manhattan, originating from outside our Solar System, has been spotted by astronomers.

Time-domain astronomy is the study of how astronomical objects change with time. Changes may be due to movement or physical changes in the object itself. Examples include pulsar variability, and ...

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Astronomy and astrophysics are the study of objects and phenomena that are found beyond our solar system. This combines theoretical simulations and observation with both terrestrial and space ...