For centuries, humanity believed that Earth was the center of the universe, a view championed by Aristotle and Ptolemy. But ...

Hold onto your telescopes, folks—the milky way and andromeda just challenged each other to a cosmic size contest… and ...

Astronomers have detected cold hydrogen clouds within the Fermi bubbles near the Milky Way's core, suggesting a recent black hole eruption.

Astronomers using the Green Bank Telescope in West Virginia have spotted massive clouds of cold hydrogen gas hiding within the Fermi bubbles.

"It was something I’ve never seen before and I’ve looked at tens of thousands of images of galaxies over my career," he said.

Answer 17: A meteoroid is a small rocky or metallic body in space. A meteor is the streak of light produced when a meteoroid ...

It's possible — the phenomenon is most visible from the northern hemisphere, according to the American Meteor Society. Its ...

Illinois residents may have a chance to see the Perseid meteor shower this summer. He's where to look and when.

For the first time, astronomers have successfully observed the earliest stages of planet formation around a star outside our ...

The latest research results indicate that these famous star clusters represent the different phases of life of one ...

Her body was positioned to face the setting sun at the winter solstice, while her sarcophagus was aligned with the heliacal rising of Sirius; the brightest star in the sky, associated with the annual ...