“EC 53’s layered outflows may lift up these newly formed crystalline silicates and transfer them outward, like they’re on a ...

2025 marked the first official year of our newest citizen science effort, Satellite Surveillance, which delivered major ...

3I/ATLAS is the third interstellar visitor ever to visit the solar system having been formed around a distant star. Tune in ...

The cosmic wanderer that has fascinated the world since it was found last summer is finally getting ready to say goodbye for ...

NASA and international observers confirm that Comet C/2024 E1 (Wierzchos) will reach its closest point to the Sun—known as ...

The interstellar object, 3I/ATLAS, was first discovered in July 2025, and made its closest approach to the sun (perihelion) ...

Comet C/2024 E1 (Wierzchos) will reach perihelion during a close solar approach on January 20, 2026, increasing brightness and defining its visibility timeline.

Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP ...

Solar system comet C/2024 E1 (Wierzchos) makes its closest approach to the sun today (Jan. 20) during an event known as ...

The comet was discovered in its final stage before impact. As luck would have it, NASA had a probe on its way to Jupiter, ...

An alien comet is slipping away forever. For a few hours only, a livestream will show its final cosmic goodbye.

Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...