There is a supermassive black hole at the center of nearly every big galaxy—including ours, the Milky Way (it's called ...

In just over three years since its launch, NASA's James Webb Space Telescope (JWST) has generated significant and ...

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 ...

Lior Shamir, a computer scientist in the Carl R. Ice College of Engineering at Kansas State University, published a study of ...

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

Even the little-understood Oort Cloud, at the outer edges of our solar system beyond view, has a partly spiral structure.

Since its launch a little over three years ago, NASA’s James Webb Space Telescope has revolutionized our understanding of the ...

He calculated M31’s distance as a prodigious 900,000 light ... His measurements marked the end of the Great Debate about the Milky Way’s size and the nature of the nebulae.

The Large Magellanic Cloud is a dwarf galaxy residing near our Milky Way, visible to the naked eye as a luminous patch of ...

A NASA telescope was launched into space from California on Tuesday for a mission to explore the origins of the universe and ...