There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...

Researchers may have found our galaxy's missing companions, further bolstering science's most widely accepted cosmological ...

New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

The mighty James Webb and Hubble space telescopes united to reveal stars being born inside the Small Magellanic Cloud, which ...

What methods can astronomers use to identify exoplanets orbiting within a young exoplanetary system’s disc of dust and gas ...

The newfound exoplanet, called Kepler-139f, is a gigantic world roughly twice the mass of Neptune and 35 times the mass of ...

Our Milky Way could have many more satellite galaxies than we've detected so far. They're just too faint to be seen.

Only a few dozen of these short-lived binaries exist in the galaxy at a time, making the serendipitous find extremely valuable.

New simulations suggest that dozens of ultra-faint “ghost” galaxies may be orbiting the Milky Way, hidden from current ...

Hubble’s crystal-clear look at NGC 1786—an ancient globular cluster tucked inside the Large Magellanic Cloud—pulls us 160,000 ...

In 1975, a meet-up between American and Soviet spacefarers in orbit showed that the superpowers could work together. Its ...