"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ...

Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...

Scientists suspect lightweight dark matter might ionize hydrogen in the Milky Way’s core. This could also explain the 511-keV ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Researchers have identified a galaxy that existed when the universe was less than 300 million years old. This galaxy, known ...

The Large Magellanic Cloud is a dwarf galaxy residing near our Milky Way, visible to the naked eye as a luminous patch of ...

The burst's host galaxy is more than halfway across the observable universe and up to 100 times fainter than other host ...

A nearby galaxy is ablaze with new stars in a dazzling new image from the James Webb Space Telescope. Located 45 million ...

Milky Way photography can yield some stunning shots from here on Earth. But what if you had a vantage point at some 400km ...

Scientists reclassified PBC J2333.9-2343 as a blazar after its jet shifted toward Earth. Discover why this black hole is ...

Samsung sales are few and far between, and not everyone has an older device to trade in to take advantage of the company’s ...