For years, astronomers have sought a way to directly observe the atmospheres of exoplanets, worlds orbiting distant stars.

The effects of a proposed green-energy facility in Chile could be devastating for some of the most powerful instruments ...

A recent study reveals that the famous Wolf-Rayet 104 "pinwheel star" holds more mystery but is even less likely to be the ...

Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...

Jenniskens and Devillepoix find that low iron (L chondrite) and very low iron (LL chondrite) meteorites come to us primarily from the inner main belt. Scientists have long linked the LL chondrites to ...

New images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a cautionary tale from planet hunting’s prehistory ...

New James Webb Space Telescope (JWST) images show the first carbon dioxide-containing planet discovered outside of Earth’s ...

NASA’s Hubble Space Telescope marks its 100,000th exposure, capturing a dazzling quasar 9 billion light-years away with a ...