Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

On July 1, 2025, a telescope in Chile detected something unexpected: a faint object streaking across the sky at an unusual ...

NASA has discovered an interstellar comet that's wandered into our backyard. Luckily, it won't get near enough to be a threat ...

Astronomers in Hawaiʻi detected the solar system's third interstellar object, C/2025 N1 or 3I/ATLAS, which poses no threat to ...

The comet will zip past Mars’s orbit and reach its closest point to the Sun on 29 October 2025, at 1.35 astronomical units.

Astronomers have confirmed the discovery of a rare cosmic traveler: 3I/ATLAS, an interstellar comet hurtling through our ...

The Interstellar Boundary Explorer (IBEX) is a small satellite already orbiting Earth. IBEX has special instruments gathering ...

NASA scientists have discovered a rare visitor from beyond our solar system, a new interstellar comet speeding by on a brief ...

This week, astronomers spotted the third known interstellar visitor to our Solar System. First detected by the Asteroid ...

Astronomers have confirmed the discovery of a rare celestial visitor: a comet from beyond our Solar System. Officially named ...