A dam Riess was 27 years old when he began the work that earned him the Nobel Prize in Physics, and just 41 when he received ...

“We could have detected this galaxy even if it were 10 times fainter, which means that we could see other examples yet earlier in the universe, probably into the first 200 million years,” says Brant ...

A dazzling cosmic swirl, NGC 3507 shines alone in this Hubble image, though it secretly belongs to a dynamic galactic duo.

Scientists have long puzzled over a discrepancy in how fast the universe is expanding, but new, sharper data from the James Webb Space Telescope may finally be solving the mystery. By refining ...

U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system's outer reaches.

Meet LEDA 42160, an unassuming name for what looks like a glowing ripple in the dark. Much like a cosmic bullseye, except ...

This NASA/ESA Hubble Space Telescope image features the remote galaxy HerS 020941.1+001557, which appears as a red arc that ...

James Webb telescope, technically advanced than Hubble telescope, has released new pictures of the colossal galaxy cluster ...

NASA has released many clear images of different regions in the universe taken by the world's largest telescope, James Webb.

A distant galaxy, invisible for billions of years, has reappeared in a surprising form thanks to a rare cosmic illusion ...

In 1987, an enormous blue arc, thought to be hundreds of trillions of miles long, was first considered one of the largest ...

Dark matter is more than five times as abundant as all the visible matter in the universe. So why can't we see any of it?