Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

A powerful roar rocked the forest before the silhouette of a lioness appeared at an Indian reserve, a potent image of how ...

For 19-year-old Gael Gomez, the Mount Pleasant Sidewalk Astronomers has changed his life for the better. But soon, he may be ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Endangered penguins living off South Africa's coast have likely starved en masse due to food shortages, a study said Friday, ...

Astronomer Michael R. Blanton will join the Carnegie Science Observatories as its 12th director, overseeing astronomical ...

The vantage point at Cerro Pachón, with its dark skies and high-altitude clarity, enhances the richness of the image.

Across the galaxy, astronomers now see that planetary systems fall into four broad classes, and our own solar system, part of the rare Ordered group, is only one of them. At the same time, discoveries ...

The Full moon, the Yule Moon, is on December 4. This is a supermoon, the second largest of 2025. The next evening, the moon ...

The universe, which originated 14 billion years ago in the Big Bang, remains to evolve. Stars and galaxies form, age, and ...

A newly proposed type of supermassive black hole surrounded by a dense gas shell may account for the small red dots seen in ...