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

A new interstellar object, A11pl3Z, has been discovered in our solar system, marking the third such object to be observed. It was first discovered zipping near the sun this fall.

Kareta says that come October, when the comet gets closer to Earth, "under dark skies ... with a big telescope and some ...

3I/ATLAS is only the third object which has been confirmed to have originated outside our solar system after 1I/Oumuamua ...

Rare comet spotted over Southwest Virginia. Story by Faith Little • 4mo. M ENDOTA, Va. (WJHL) — NewsNation affiliate WJHL’s viewer Don Carrier photographed a once-in-80,000-years comet ...

On Sunday night, people across Colorado spotted a rare comet that only comes every 80,000 years. Luckily, there's still time to see it.

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first spotted on July 1 by the NASA-funded Asteroid Terrestrial-impact Last ...

Discover the rare interstellar comet 3i/Atlas, recently confirmed by NASA in July 2025. Learn what makes interstellar comets ...

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object we've discovered.

DENVER — A rare comet was spotted streaking across the Colorado sky the past two nights, with sightings anywhere from Highlands Ranch to South Park.According to NASA, the comet, known as Comet ...

A rare green comet made a close encounter with Earth on Wednesday night for the first time in 50,000 years and the spectacle was spotted in the sky over Massachusetts.

A Rare Green Comet Is Passing by Earth: Here's When and How to Spot It Prior to Comet C/2022 E3's initial sighting in January, the last time it was viewable from Earth was reportedly during the ...