Astronomers observe for the first time the actual motion of spirals in a protoplanetary disk, revealing gravitational ...

A massive star on the distant outskirts of our Milky Way galaxy is seen blowing a powerful cosmic blowtorch in a new image courtesy of James Webb Webb Space Telescope's Near-Infrared Camera. The James ...

What makes 3I/ATLAS especially intriguing is that the comet might be three billion years older than our entire Solar System.

3I/ATLAS is named for its status as one of three interstellar objects ever discovered in our cosmic neighborhood, as well as ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to ...

One of the best naked-eye stargazing sights of the year is on offer to skywatchers this week — if you can rise before the sun Friday (Sept. 19). Just before sunrise, the crescent moon, the brilliant ...

The beams hint at the true scale of the massive star that spawned them. A massive star on the distant outskirts of our Milky Way galaxy is seen blowing a powerful cosmic blowtorch in a new image ...