Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial ...

For centuries, the Ring Nebula has captivated astronomers with its stunning, glowing appearance, but a recent discovery has ...

"The combination of extreme disk size, strong asymmetries, winds, and potential planet formation makes it the perfect ...

"We found something never seen before and, more importantly, entirely unexpected," team leader Simone Scaringi of Durham ...

Astronomers are gathering in Phoenix this week for the 247th meeting of the American Astronomical Society (AAS 247), where ...

A new low-frequency radio image offers the most comprehensive view yet of the Milky Way’s southern sky. Astronomers at the International Center of (ICRAR) have produced the most detailed low-frequency ...

Donald G. York, an astronomer with the University of Chicago who helped revolutionize the field as a co-founder of the Sloan Digital Sky Survey and made pioneering contributions to the study of the ...

New observations of a nearby red giant star suggest that a long-standing explanation for how giant stars spread life’s essential elements through the galaxy may be incomplete. Starlight pushing on gra ...

For more than three months, a pair of observatories, positioned on either side of the Sun, managed to track an active region ...

Gas and dust flowing from stars can, under the right conditions, clash with a star's surroundings and create a shock wave.

Astronomers have discovered a rare starless galaxy-like cloud known as a RELHIC, providing the strongest evidence yet for a cornerstone prediction of the Lambda CDM model: that many small dark matter ...

The night sky has long sparked wonder and curiosity. Early civilizations studied the stars and tracked celestial events, ...