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

The universe is full of unknown celestial objects, and scientists have only begun to scratch the surface of understanding ...

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

NASA has identified an interstellar comet, named 3I/ATLAS, hurtling towards us at 200,000 km/h. It should be visible by telescopes through September and reappear in December.

NASA STEREO-A satellite's SECCHI/HI-2 camera captured this imagery of Comet C/2021 A1 (Leonard) Credit: Space.com | footage ...

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 ...

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

Predicting the precise path of a new asteroid or comet is a complex affair; the more observations you have, the better you ...

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.

Around seven asteroids or comets are though to hit Saturn ever year, but we have never spotted one in the act. Now, it seems ...

CAPE CANAVERAL, Fla. (AP) — Astronomers say they've spotted an object in our solar system that's believed to be from another ...