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

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.

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

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

NASA has discovered an interstellar comet, dubbed 3I/ATLAS, that is speeding through the Solar System . The comet was first ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

NASA said the comet will make its closest approach to the sun in late October, scooting between the orbits of Mars and Earth ...

Once in space, the Comet Interceptor will travel to the Sun-Earth Lagrange point L2 (just like Ariel), meaning 932,000 miles ...

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 ...

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