Astronomers find galaxy Y1, a young star-forming region, revealing extreme heat just 600 million years after the Big Bang.

A groundbreaking discovery has shed new light on star formation in the early universe, revealing a galaxy that forms stars at an extraordinary rate. Known as Y1, this galaxy is unlike anything ...

Named Y1, the galaxy is bustling with a speedy star formation system unlike any other observed before.

Astronomers are drawing attention to a Christmas Tree-shaped cluster of stars glowing inside one of the Milky Way’s most active stellar nurseries. Known as the Cosmic Christmas Tree, the cluster sits ...

Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe.