In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
Astronomers have found a massive radio jet, stretching across at least 200,000 light-years in the distant universe. The ...
Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.
The Milky Way can be seen as something of a bully, having devoured many smaller galaxies to achieve its vast mass, and ...
The Bullseye galaxy earned its nickname thanks to its wild number of rings. A smaller galaxy shot through its heart 50 ...
The system is believed to be traveling at least 1.2 million miles per hour (1.93 million kilometers per hour), according to a ...
In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...
The Hubble Space Telescope has captured this striking image of an unusual galaxy with a bullseye structure, as nine rings ...
Explore the James Webb Space Telescope's incredible discovery: a cosmic alignment revealing the teenage years of our Milky ...
After a blue dwarf galaxy shot through it like an arrow, the large Bullseye now has nine rings—six more than any other galaxy ...
The eight ripples seen by the Hubble Space Telescope in this cosmic scene marks the most ever seen in any galaxy, and data ...
Hubble’s high-resolution imagery allowed researchers to hone in on more of the Bullseye galaxy’s rings — and helped confirm ...