Sky watchers are in for a treat on Christmas Eve as the waxing crescent Moon, Jupiter, and Saturn create a stunning celestial ...

The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

Looking ahead, the comet will pass roughly 33 million miles from Jupiter in March 2026. Loeb noted the scientific value: monitoring 3I/ATLAS with the Juno spacecraft could reveal unusual activity, ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the Northern ...

Local music and dance, A Fiddler film at the Fine Arts Theater, a Christmas hangover club night, and more of the best things to do this Christmas week.

To bring order to the chaos of interstellar discovery, the Loeb scale was developed. It is a system that ranks cosmic objects ...

The Ursid meteor shower will reach its dazzling peak this evening, sending bright fireballs flashing through the sky.

The interstellar visitor 3I/ATLAS appears to be 'ignoring' Earth, as Avi Loeb explores its mysterious anti-tail and 2026 ...

From an interstellar comet to breathtaking auroras and from brand-new rockets to iconic space telescopes, here are some of our favorite images from the cosmos in 2025 ...

The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...

"I think every astronomer is going to find something of value here, as NASA's missions enable the world to answer fundamental questions about how the universe got its start, and how it changed to ...