The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Black holes are among the most extreme objects in the universe, and now scientists can model them more accurately than ever ...

The FLAMINGO super simulation maps the universe from its earliest moments but finds galaxies cluster less than cosmological ...

A new study finds that, with the immense quantity of satellites that hurtle in Earth's orbit today, the first smashup would ...

FLAMINGO simulation maps the universe but reveals a puzzling mismatch: galaxies cluster less than theory predicts.

New analysis suggests that problems with NASA’s MAVEN Mars orbiter may be more serious than a simple communications glitch.

"Some of our ancestors were very skilled observers." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A team of international researchers say they ...

Astronomers traced a mysterious 'scar' of ionized gas around the solar system to two stars that had a close flyby with our sun millions of years ago. Earth may have a moon today because a nearby ...

Across the Milky Way and beyond, planetary systems appear to fall into a few recurring blueprints, and recent exoplanet ...

Observations of the sky recorded thousands of years ago continue to play a remarkable role in modern science, demonstrating that careful human observation has long-lasting value. One particularly ...

If you pick the right time, our home world and our moon could be easily visible from the Red Planet ...