In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

Astronomers spent a decade compiling this special image with the Hubble Space Telescope and then stitched together 600 photos ...

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.

A bouquet of thousands of stars in bloom has arrived. This composite image contains the deepest X-ray image ever made of the ...

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 trace the striking pattern to an encounter between a big galaxy and a much smaller one some 50 million years ago.

The James Webb Space Telescope has zoomed in on Leo P, a tiny galaxy with some big things to say about star formation.

There’s really no reason you can’t use binoculars to look into space – and in fact astronomers have been working on doing so ...

This image was created by combining data from three major observatories: NASA’s Chandra X-ray Observatory, the Hubble Space ...