The Grand Canyon Star Party will return on June 6-13 on the South Rim. Officials said the North Rim event has been canceled ...

Astronomers have long known that neutron stars, the crushed cores left behind after massive stars explode, should be scattered throughout the Milky Way galaxy. However, most of them are effectively ...

Between 2018 and 2019, NASA’s Transiting Exoplanet Survey Satellite photographed more than 56 million stars during its first ...

The Cincinnati Public Library teamed up with astronomer Dean Regas to let patrons check out telescopes. The popular program ...

Views of a massive galaxy cluster Abell 2256 have been captured by NASA’s Chandra X-ray Observatory, ESA’s XMM-Newton and ...

The atmosphere is between 5 million and 10 million times thinner than Earth's atmosphere. A very small body, far from the sun ...

An independent astronomer predicts a SpaceX Falcon 9 rocket's upper stage will crash into the moon on Aug. 5, 2026, after orbiting Earth for a year.

Early birds are in for a celestial treat this week as the Eta Aquariid meteor shower reaches its peak.Related video above: ...

The Los Angeles Astronomical Society’s celebration of its 100th anniversary Saturday at the Griffith Observatory will be highlighted by an evening observation from 7:30 p.m. to 9:30 p.m. where members ...

ALMA reveals unusual “alien” water in interstellar comet 3I/ATLAS, showing it formed in an extremely cold, distant star ...

The presence of deuterium, an isotope of hydrogen, in 3I/ATLAS suggests the interstellar comet formed in a much colder place ...