Astronomers spot what could be the earliest spiral galaxy ever seen.

Newly discovered open star cluster hints at other massive groupings hidden in the Milky Way. Scientists have found a sprawling cluster of stars in the Milky Way's Sagittarius Arm that suggests many similar groupings may also be hiding within the densely populated inner regions of our galaxy.

The Oldest Stars in Our Galaxy Predate The Gaia Sausage, Astronomers Find

How Habitable Are Planets That Orbit Red Dwarfs – The Most Common Type of Stars in the Galaxy?