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 ...

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

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 ...

SpaceX and other companies plan to launch tens of thousands of satellites, which could mar astronomical observations and pollute the atmosphere.

Barnard's Star is a small, dim star of the type that astronomers call red dwarfs. Consequently, even though it is one of the ...

His research focused on spiral galaxies and the direction in which they rotate. Logically, their spin should be evenly ...

Astronomers have discovered new evidence of small planets orbiting Barnard's Star, the closest single star system to Earth.

Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...