Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

Harvard's Avi Loeb proposes that the interstellar object 3I/Atlas may be an alien reconnaissance mission. The comet's unusual trajectory and brightness have sparked this theory.

Avi Loeb, the chair of the astronomy department at Harvard, has suggested that 31/Atlas could be an alien probe on a “reconnaissance mission”.

Mankind must decide how it’s going to deal with contact with extraterrestrials — and time could be running out, one expert warned — after he sounded the alarm that an incoming ...

A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

"We should put all possibilities on the table that it's a rock, a comet, or something else until we get the evidence, the ...

The strange 3I/ATLAS comet that was recently discovered to be speeding through our solar system could actually be the work of ...

NASA's Hubble Space Telescope got an up-close look at a headline-grabbing object known as 3I/ATLAS that has wandered into Earth's cosmic neighborhood.

Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to ...