Black Hole, Milky Way and Sagittarius A

A new study using NASA 's James Webb Space Telescope has revealed a variety of light coming from the black hole Sagittarius A* — or rather its accretion disk, the ring of rapidly spinning material ...
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...
The supermassive black hole at the center of the Milky Way appears to be having a party—and it is weird, wild and wonderful.
NASA's James Webb Space Telescope is providing the best look yet at the chaotic events unfolding around the supermassive ...