As the third known interstellar object in history, 3I/ATLAS has astronomers and the internet on edge. Is it just a comet from another star system, or something stranger, as Harvard's Avi Loeb hints?

For nearly five decades, NASA’s Voyager 1 and 2 spacecraft have ventured farther than any other human-made object, pushing ...

An interstellar object called 3I/ATLAS has just passed our sun. Despite online rumours that it’s an alien spaceship, experts say it’s definitely a comet.

The object has just made a strange move around the sun which could suggest it has an engine powering its flight through the ...

I/ATLAS has reached its closest point to the sun, marking the moment where scientists say it should either break up like a ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

The Carrington Event, as it was later called, revealed that the sun's environment could violently change. It also suggested ...

NASA and the International Asteroid Warning Network have launched a global campaign to track comet 3I/ATLAS and strengthen ...

Scientists have long wondered why Earth's overall makeup doesn't fully match the mix of materials found in ancient meteorites ...

As 3I/ATLAS moved closer to the Sun, it raised doubts about whether it’s following a natural path or performing an Oberth Maneuver ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a main guiding principle. “All life on Earth needs liquid water, no matter ...

The comet has changed its physical appearance as it hurtled through space being tracked continuously by researchers on Earth ...