A team of astronomers recently uncovered an exceptionally small and faint dwarf galaxy located approximately 3 million ...

Giant Exoplanets in HR 8799 System Likely Formed Like Jupiter and Saturn The first exoplanet was discovered in the 1990s, but ...

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 ...

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

The clearest and most precise images yet of the universe’s infancy from the Atacama Cosmology Telescope show the first steps ...

Four small, newly discovered worlds are less than six light-years away from Earth, and their discovery reinforces a ...

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.