The quasar that powers this jet formed within the first 1.2 billion years of the universe's existence, when it was only 9% of ...

The Bullseye galaxy earned its nickname thanks to its wild number of rings. A smaller galaxy shot through its heart 50 ...

Supermassive black holes are seen as sources of wanton cosmic destruction, but there may be more to their powerful influence ...

Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

Explore the breathtaking beauty of the Milky Way through stunning images captured by NASA's Hubble Space Telescope, revealing ...

Gaia was launched on December 19, 2013, and began scanning the stars in July 2014. It mapped over two billion stars, ...

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

NASA's Hubble Space Telescope spotted a cosmic Bullseye galaxy, revealing evidence of a rare kind of galactic collision.

Astronomers have discovered two strange objects that could be young stars — except they're completely surrounded by ice.

A trio of astronomers from the University of Tokyo and Niigata University have found what they describe as "peculiar embedded ...