Weird 9-Ringed ‘Bullseye Galaxy’ Found By NASA’s Hubble

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...
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 ...
Visual observers and astrophotographers alike can find something amazing to observe along the plane of our galaxy.
New James Webb Space Telescope observations of a star cluster called NGC 346 are shedding light on how, when and where ...