Webb telescope spies the Milky Way's black hole

"Have you ever flipped through old photo albums and suddenly found something fascinating hidden in the background of a ...
The supermassive black hole at the center of the Milky Way appears to be having a party—and it is weird, wild and wonderful.
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...