The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the ...

NASA’s Hubble Space Telescope has unveiled a strikingly detailed view of one of the universe’s most iconic and powerful ...

NASA's James Webb Telescope has been investigating the first-ever case of a star caught swallowing a planet —and, in classic ...

Scientists have observed a previously inactive supermassive black hole producing regular, powerful X-ray eruptions that ...

The swirling, paint-like clouds in the darkness of space in this stunning image seem surreal, like a portal to another world ...

Astronomer Charles Steinhardt said most stars we see "might have formed under different conditions than we previously believed." ...

The European Space Agency's XMM-Newton is playing a crucial role in investigating the longest and most energetic bursts of ...

O n November 16, 1974, the incredible Arecibo radio telescope was used not to receive radio light from the universe but to send out a message to the stars. And 50 years on, the message, the content, ...

SPHEREx, NASA’s new space telescope, just opened its eyes to the universe and delivered its very first images from space.

Nicknamed the “Big Wheel,” a giant, spiral-shaped disk galaxy was spotted in an unusually crowded part of the early universe just two billion years after the big bang ...

When I was a kid, I was fascinated by the Powers of 10 video, which came out in the 1970s. Perhaps you remember it, with the ...

A bright star within our Milky Way galaxy photobombed a beautiful new image of a distant galaxy with "patchy" spiral arms.