Astronomers remain puzzled about the images of 3I/ATLAS captured several months ago; at the same time, the object’s ...

An amateur photographer in Portland captures rare images of interstellar Comet 3I/ATLAS using a smart telescope as the ...

Zipping toward Earth at around 20,000 miles per hour, the asteroid is due to make its closest approach on Tuesday.

As of August 2024, there were reportedly more than 700 unidentified objects in the Space-Track catalogue maintained by the ...

NASA is also tracking a building-sized asteroid named “2025 YC3”, with a diameter of around 260 feet, and another bus-sized one known as “2025 XT7,” some 42 feet across. Both are expected to come with ...

Harvard's Avi Loeb warns that interstellar comet 3I/ATLAS defies standard physics, raising the stakes for planetary defence ...

Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as the rare interstellar visitor moves closer to Earth.

"Do we react for everything which has a chance to reach the ground? Or do we react only for the very large objects, as we did ...

From new exoplanetary neighbors and a weakening dark energy to the best evidence for life on Mars and an interstellar comet ...

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...