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

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

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

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, dubbed 3I/ATLAS, that is speeding through the Solar System . The comet was first ...

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

Astronomers have turned the Atacama Large Millimeter/submillimeter Array (ALMA) into a time machine to peer back in cosmic ...

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

NASA NASA has announced an exciting discovery hurtling through our solar system: an interstellar object. It’s a comet, but ...

Its closest approach to the Sun will occur around October 30, just inside Mars’ orbit, at 1.4 AU, before it continues its ...

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.

Proxima Centauri b is the closest known exoplanet that could be in the habitable zone of its star. Therefore, it has garnered ...