Our home galaxy, the Milky Way, is a spiral galaxy with a disk of stars spanning more than 100,000 light-years. Check out ...

A dazzling cosmic swirl, NGC 3507 shines alone in this Hubble image, though it secretly belongs to a dynamic galactic duo.

Scientists have long puzzled over a discrepancy in how fast the universe is expanding, but new, sharper data from the James Webb Space Telescope may finally be solving the mystery. By refining ...

Astronomers discover more than 100 hidden black holes in a star cluster, revealing surprising movements in ancient galactic ...

The universe came into existence just under 14 billion years ago, with the main phase of star and galaxy formation peaking at ...

The mystery object, located just a short 15,000 light-years from Earth in our Milky Way galaxy, was spotted emitting unusual ...

Harvard astronomer Avi Loeb discusses the hypothetical use of highly energetic events as a way to produce "gravitational-wave ...

The Andromeda Galaxy (M31) is the closest large spiral galaxy to the Milky Way, visible to the naked eye and set to merge ...

THERE’S some real stars quality in the nightscapes nominated for the annual Milky Way Photographer of the Year.  Photos taken from space, Chile and the US are all in the running for the ...

The billions of stars comprising the Milky Way, our home galaxy, should appear especially vibrant in May 2025 as the band arcs across the night sky.

The billions of stars comprising the Milky Way, our home galaxy, should appear especially vibrant in May 2025. Here's how to ...