The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has ...

Astronomers unveiled a striking view of the new interstellar visitor 3I/ATLAS on its journey toward the inner solar system.

Using a combination of telescopes, astronomers have characterized the closest supernova linked to a fast X-ray transient. The ...

Using the Gemini North telescope in Hawaii, astronomers have captured an image of comet 3I/ATLAS, an interstellar object that ...

New photos, including a striking technicolor timelapse, show off the newly discovered interstellar object 3I/ATLAS as it ...

An international team of astrophysicists using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have uncovered a possible ...

Using the U.S. National Science Foundation’s Gemini North telescope in Hawaii, astronomers have captured the first detailed ...

An oddly tilted object beyond Neptune moves in perfect sync, one orbit for every ten of Neptune’s, and scientists are ...

The Gemini North Telescope, one half of the International Gemini Observatory, studies the skies above Maunakea, a mountain in Hawaii. Its twin, the Gemini South Telescope, is based in the Chilean ...

"This is a big step in understanding the outer solar system," team leader Rosemary Pike from the Center for Astrophysics | ...

Two international teams zoned in on a potential answer to a decades-long mystery surrounding ephemeral cosmic X-rays.