Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...

Scientists have suggested the presence of something mysterious and invisible at the center of our galaxy. Last year, ...

Mythical creatures like Bigfoot and Nessie are not real - but aliens might exist, a top scientist says. Professor Tim Coulson ...

Leo P, a galaxy once dormant, has reawakened to form stars again, offering new clues about the universe's earliest galaxies.

New evidence suggests the universe is expanding faster than predicted. Explore the Hubble constant and its implications for ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

A team of astronomers sifted through James Webb Space Telescope data from multiple surveys to compile one of the largest ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

Astronomers detected light from galaxy GHZ2, 13 billion light-years away, revealing insights into early universe formation. Using JWST and ALMA, the discovery highlights rapid star formation shortly ...

Found less than a billion years after the Big Bang, these massive objects are upending astronomers’ timeline for how early ...