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

There have been competing claims about its origin, but some of the more interesting claims are that 3I/ATLAS could be an ...

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

A new interstellar object in the solar system should be investigated for the possibility that it's an alien craft, according ...

A newly discovered interstellar comet, 3I/ATLAS, has sparked debate in the scientific community after Harvard astrophysicist ...

The paper presented several anomalous characteristics of the object, which could indicate that it is not a comet at all but ...

Harvard astronomer Avi Loeb suggests we could use NASA's existing Juno spacecraft to intercept the path of interstellar object 3I/ATLAS.

The space rock 3I/ATLAS is only the third confirmed interstellar object discovered by astronomers, following 'Oumuamua and ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

Avi Loeb, Frank B. Baird Jr. Professor of Science at Harvard University, speaks during the SALT conference in Manhattan, New York City, U.S., September 14, 2022.

Harvard professor Avi Loeb CBS Boston Another possibility is the material ejected from an exploding star; however, Loeb says this theory only accounts for some of the material discovered.

More likely, it will be an alien civilization’s trash. Avi Loeb, chair of Harvard’s Department of Astronomy, believes he’s already found some of that garbage.