On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope, located in northern Chile, ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

A recently discovered interstellar object, 3I/ATLAS, could potentially be the oldest comet ever observed, predating our solar ...

A newly discovered object from deep space may be the oldest comet ever observed—possibly more than 7 billion years old, and ...

Unlike mainstream web browsers like Chrome and Edge, which offer a tabbed interface, Perplexity Comet has a workspace where ...

AN INTERSTELLAR space rock zooming through our solar system may be the oldest comet ever seen by humans, according to ...

Discover 3I/ATLAS, an interstellar comet with a reddish hue, rich in water ice, and possibly predating the solar system.

Louis Pons made his first comet discovery, c/1801 N1. When he'd began his career in 1789 as a doorkeeper (essentially, a ...

As 3I/ATLAS approaches the sun, astronomers expect its frozen ices to sublimate, releasing gas and forming a glowing coma and ...

Learn how the Perplexity AI Comet browser combines Chrome familiarity with cutting-edge AI to redefine your online experience ...

British astronomers have discovered a mysterious object from space that is likely the oldest comet ever observed.This comet ...

Astronomers have discovered yet another alien visitor to the Solar System.