New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

The sight of the Milky Way stretching across the night sky is iconic, but some places offer a better view of it than others. These locations are among the best.

The mighty James Webb and Hubble space telescopes united to reveal stars being born inside the Small Magellanic Cloud, which orbits the Milky Way.

A newly discovered object from deep space may be the oldest comet ever observed—possibly more than 7 billion years old, and ...

A recently discovered interstellar object, 3I/ATLAS, could potentially be the oldest comet ever observed, predating our solar ...

In summer, we face toward the Milky Way's hub in the Teapot constellation, home to the galaxy's supermassive black hole.

Scientists believe the mysterious interstellar visitor may be the oldest comet ever observed. The object, designated 3I/ATLAS ...

This most fundamental question was famously posited by none other than Nobel laureate physicist Enrico Fermi (1901–1954).

Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...