Globular clusters like NGC 1786 are tightly packed groups of stars, often containing hundreds of thousands of stars bound ...

Joining the world's biggest economies who want to conquer the Moon is South Korea, which recently released a roadmap to ...

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

A cosmic traveler from another star system is currently visiting our solar neighborhood. Scientists are closely observing ...

A rare lunar occultation, fading crescent moon, and an interstellar visitor make for a memorable week of stargazing in ...

Comet 3I/ATLAS is expected to make its closest pass by the Sun on Oct. 30, when it will fly 130 million miles inside the ...

Comet 3I/ATLAS is the third confirmed interstellar visitor to our solar system. But with the Rubin Observatory now scanning ...

As the Moon reaches New, advanced observers can try photographing 3I/ATLAS while everyone can enjoy nebulae and more in the ...

This comet, first detected on July 1, 2025, by the ATLAS sky survey system, is providing scientists with a rare glimpse into the chemistry and behavior of objects that formed around other stars.

A strange interstellar object is hurdling its way towards our pale blue dot — and according to Harvard's top UFO hunter, ...

New findings about interstellar comet 3I/ATLAS reveal its surprising size, possible thick disk origin, and what makes it ...

Astronomers continue to track Comet 3I/ATLAS, the third-ever discovered interstellar object, passing through our solar system ...