A senior Harvard astronomer has reignited speculation about the origins of a vast interstellar object hurtling through the ...

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

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

A Harvard physicist has asserted that new images of the Manhattan-sized interstellar object rocketing through our inner solar ...

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

Harvard astrophysicist Avi Loeb suggests a comet passing through the solar system may be an alien spacecraft, sparking debate among experts.

A Harvard astronomer is suggesting that an interstellar object nearing Earth could be an engineered object — rather than a ...

The object, officially titled 3I/ATLAS, was discovered in July and is currently traveling toward Earth at an estimated ...

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

As evidence continues to mount that the mysterious object with interstellar origins currently speeding toward the inner solar ...

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