Scientists imaged the heart of the OJ 287 galaxy, uncovering a curved plasma jet around what appears to be two merging ...

Astronomers used the ALMA radio array in Chile to show that two narrow spiral arms are funneling gas toward the central ...

The nearby satellite galaxy M32 can also be seen as a bright ball on the upper edge of Andromeda's disk while the milky ...

The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. Though the Milky Way is generally always visible from Earth, certain times of year are better for ...

Astronomers see no stars ejected from the center of our Milky Way galaxy, giving them important information about the Sgr A* black hole.

Concentrated hydrogen in the galaxy’s spiral arms can be locked away in zircon crystals, providing startling clues about the Earth’s planetary formation.

The month is packed with skywatching highlights—including two galaxies visible to the naked eye and a rare glimpse of the ...

You still may be able to spot the Milky Way's galactic center in the night sky across the US, but time is running out.

Astronomers have detected a mysterious dark object in the distant universe. It could be dark matter, or it could be something ...

For more than a century and a half, astronomers have been captivated by the distant galaxy OJ 287, located about five billion ...