Why did they form at that time? Astronomers know from observing distant exploding stars that the size of the universe has ...

Astronomers have unveiled a new catalog of massive galaxy clusters, revealing new insight on the evolution of the universe.

Astronomers have unveiled the largest-ever galaxy cluster catalog, a monumental achievement that could unlock new insights ...

Researchers propose that hydrogen gas from the early Universe emitted detectable radio waves influenced by dark matter.

Members of the Case Western Reserve University community are invited to hear from Kelsey Johnson, professor of astronomy and director of the Echols Scholars Program at the University of Virginia, at ...

This stunning image reveals a distant galaxy cluster teeming with energy: galaxies shine in visible light (white), ghostly red clouds unveil a newly discovered radio mini-halo—the most distant ever ...

In 1867, Lord Kelvin imagined atoms as knots in the aether. The idea was soon disproven. Atoms turned out to be something ...

Using the James Webb Space Telescope, scientists have charted billions of years of galactic evolution, and found that ...

The early universe is perhaps one of the biggest mysteries of our time, and while we've come close to unraveling some of those earliest mysteries thanks to advancing tech like the James Webb Space ...

Not all of the solar system’s building blocks formed simultaneously. Some of the first solid bodies, or planetesimals, formed ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." It is now thought that water first formed in space only 100 to 200 million years after the Big ...