If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black ...

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

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when ...

Using the James Webb Space Telescope, astronomers have captured the clearest picture yet of how galaxies formed in the early universe.

Many space-lovers know the phrase "We are all made of star stuff." And it's true - our planet formed from the dust cloud left ...

German astronomer Johannes Kepler (1571-1630) once hypothesized that the universe began on April 27, 4977 B.C., according to History.com. The Big Bang theory did not develop until the 20th century, ...

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

"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 ...

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 ...

Astronomers have characterized the largest-ever early-Universe radio jet. Historically, such large radio jets have remained elusive in the distant Universe. With these observations, astronomers have ...