The 13th day of the 18th annual Space Telescope Advent Calendar features part of a dense cluster of galaxies—a wide variety ...

Chinese scientists' claims that their "Sky Eye" telescope could have picked up signals from intelligent aliens have been met ...

NASA’s James Webb Space Telescope’s NIRCam (Near-Infrared Camera) has captured a stunning view of supernova remnant ...

You can tune in to see live views of the Geminid meteor shower as it peaks overnight on Dec. 13-14, thanks to a free ...

Study using radio telescope data finds most geostationary satellites emit little unintended radio interference in frequencies used for astronomy ...

Researchers employing the James Webb Space Telescope and Canada's NIRISS instrument have observed exoplanet WASP-121b getting ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches ...

An exponential increase in the number of satellites placed in low-Earth orbit has brought advances in telecommunications ...

Located 12 billion light years away, the Alaknanda galaxy looks strikingly like the Milky Way. Its orderly spiral structure ...

NASA’s Roman Space Telescope will map the Milky Way using infrared observations, studying star formation, stellar evolution, star clusters, and hidden galactic structures over a two-year survey.

New telescope images show interstellar comet 3I/ATLAS brightening and turning green after solar heating, raising questions ...

While there really aren’t any Christmas constellations in the sky any time of the year, there’s a wonderful sign of the ...