Avi Loeb said bases this hypothesis on a July 21 image captured by the Hubble Space Telescope and shared by NASA.

A rare celestial event is about to unfold as Comet C/2025 A6 (Lemmon) hurtles toward Earth. The comet was first spotted on ...

Deutsche Telekom made Perplexity's Comet browser available to users in Germany, broadening the market and boosting its AI ...

Comet Lemmon is back after 1,396 years. Astronomy enthusiasts will have the opportunity to see a comet that last visited us ...

Although faint, Comet Wierzchoś can be picked up by larger scopes as it passes near the planetary nebula NGC 6058 this ...

Harvard's Avi Loeb claims mysterious interstellar object 3I/ATLAS could be nuclear-powered alien technology. Sparks debate ...

Almost all dogs have their quirks, but some are sneaky masters at getting what they want. Comet, a small but mighty Corgi, ...

The Philae lander from European Space Agency's Rosetta mission's landed on Comet 67P/Churyumov-Gerasimenko. Credit: ESA - ...

Interstellar object 3I/ATLAS shows an unexpected frontal glow that Harvard's Avi Loeb says cannot be explained by sunlight ...

The tail end of Perseid meteor shower coincides with a dark new moon and clear skies in Washington tonight, Aug. 22-23.

Perplexity's new Comet AI browser could potentially expose users' personal data to attackers through prompt injection, according to a recent blog post by Brave.

ALMA observed water in Halley-type comet 12P/Pons-Brooks that was similar to Earth’s oceans, indicating the role of comets in ...