A comet from another star system is sweeping through our cosmic backyard and, for the first time, astronomers have picked up ...
Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...
On Dec. 19, 3I/ATLAS will be about 1.8 astronomical units away (170 million miles), almost twice as far as the average distance between Earth and the Sun (1AU orr about 93 million miles), according to ...
Astronomers have spotted an Earth-sized planet drifting alone through the Milky Way, detected briefly by bent starlight, ...
Interstellar object 3I/ATLAS is confirmed as a natural comet from beyond our solar system, posing no threat to Earth despite ...
As 3I/ATLAS heads past Jupiter, viral theories claim the interstellar object could return towards Earth. What we know.