Now, Gaia has uncovered a star family unlike any seen before—a massive group of over 1,000 young stars behaving in an ...

Though they don't orbit around our sun, sub-Neptunes are the most common type of exoplanet, or planet outside our solar ...

At the Paranal Observatory, the UT4 telescope doesn't just stargaze—it actively creates its own stars using powerful lasers ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

Recent observations from the James Webb Space Telescope (JWST) have dramatically reshaped our understanding of a planet’s ...

In the summer of 1995, Robert Williams, then director of the Space Telescope Science Institute, which manages the Hubble ...

A rare and dramatic scene unfolds 140 light-years from Earth. A rocky planet, once whole, is now crumbling to dust under the ...