Astronomers have obtained new images of the mysterious interstellar object 3I/ATLAS that reveal a new feature: the fastest ...

NASA has responded to speculation that mysterious interstellar object 3I/ATLAS is actually an alien starship preparing to invade Earth.

For the past few days, the interstellar comet 3I/ATLAS has been displaying a blue-green gas coma measuring 2.5 arcminutes ...

Rep. Anna Paulina Luna and Harvard Scientist Avi Loeb are calling for NASA to monitor the Manhattan-sized interstellar object ...

Apophis will zoom safely past the Earth closer than the orbits of geosynchronous satellites on April 13, 2029. As well as the ...

According to Dean Duffy, the new NASA administrator, a rock sample collected by the Perseverance rover was the "clearest sign ...

A skyscraper-size asteroid named 2025 FA22 will make a close approach to Earth this week, and you can watch it happen live ...

The eyes of every astronomer widened this year when an interstellar traveler was discovered in our solar system.

A comet named “Devil” has revealed an important clue about the origin of water on Earth. Researchers recently discovered that water on Comet 12P/Pons-Brooks, a rare galactic phenomenon known for its ...

New research has uncovered compelling evidence that water from a comet is strikingly similar to that found in Earth's oceans, offering fresh support for the idea that comets may have played a crucial ...