"Cosmic archaeologists" have discovered an iron-deficient second-generation star, which provides evidence of how ancient ...

The local universe may be expanding more slowly than previously thought, a discovery that could relieve a pesky discrepancy ...

The night sky appears perfectly still, but the universe is constantly changing in ways the human eye cannot see. By combining ...

Still in its original galaxy, a rare holdout from the second generation of stars sheds new light on the origins of the elements—and how massive supernovae reshaped the cosmos ...

Science in the modern era is increasingly reliant on enormous datasets and automated analysis. In astronomy, the Vera C. Rubin Observatory's Legacy Survey of Space and Time (LSST)—a ten-year survey ...

People have long been interested in comets. They are very scientifically interesting, and at the time, astrologers would ...

One of astronomy's biggest puzzles may have been solved by a new theory that suggests the universe may rotate at an extremely slow rate. Current models suggest the universe is expanding evenly in all ...

Astronomy graduate students at San Diego State University are in the middle of their semester doing something that, of course, is out of this world. At an elevation of 6,100 feet, Mount Laguna ...

We have made our own gravity wave detectors on Earth that are about 40 kilometers long and detect variation with lasers and now we have used decades of Pulsar observations to detect long wave gravity ...

A weekly video series on astronomy, hosted by Dave Eicher and sponsored by Celestron, will run throughout 2023. The series will cover current astronomical events, research findings, and cosmic enigmas ...

Join us today, Nov. 20, for Astronomy Unlocked, a virtual event focused on choosing your best telescope, complete with insight and tips from leading industry experts. Observing the wonders of the ...