Avi Loeb, the Harvard theoretical physicist who has drawn attention for suggesting comet 3I/ATLAS may be alien-made, is sharing a new thought: The interstellar object could be nuclear-powered, based ...

Interstellar object 3I/ATLAS — which is zooming through our inner solar system — appears to be emitting its own light, ...

Mysterious interstellar object 3I/ATLAS is here to test human intelligence, Harvard scientist Avi Loeb has claimed. He says ...

Last month, astronomers made an exciting discovery, observing an interstellar object — only the third of its kind ever ...

He said images from the Hubble Space Telescope show a glow in front of the object, but no tail behind it. Usually, comets ...

Avi Loeb suggested that NASA may have rushed to conclusions by ruling out the possibility of an artificial aircraft.

Loeb has developed what he calls the 'Loeb Scale', a ranking system to evaluate the likelihood that an object is artificial, ...

A scientist has warned that if the mysterious interstellar object in our solar system is actually an alien probe, it may be ...

Massive interstellar object 3I/ATLAS, larger than Manhattan, shows unusual glow pattern and planetary alignment that Harvard ...