Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not ...

Early risers will get a rare opportunity to see something extraordinary in the early hours of July 18 — the dark shadow of ...

Ammonite was discovered using the Subaru Telescope in Hawaii, with follow-up confirmation from the Canada-France-Hawaii ...

Sometimes, in order to support an idea, you first have to discredit alternative, competing ideas that could take resources ...

“For the first time, we have identified the earliest moment when planet formation is initiated around a star other than our Sun,” says Melissa McClure, a professor at Leiden University in the ...

Astronomers discover a new strategy for detecting exoplanets: look for aligned binary stars that reveal hidden worlds more ...

A planet more than 100 light years away from Earth could be "teeming with alien life" after the "strongest ever signs of ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Early birds can catch our satellite just 3° from two giant planets in Pisces: lovely ringed Saturn and far distant Neptune.

Scientists discover 3I/ATLAS, a possible 7-billion-year-old comet from deep space. It may rewrite what we know about the ...

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

The Andromeda galaxy is the galaxy next door, a very faint, fuzzy thing in the night sky, larger than a full moon. Textbooks claim it’s visible to the naked eye. Most of us have never noticed it. Too ...