Harvard physicist says massive interstellar object could be alien probe on 'reconnaissance mission'

Massive interstellar object 3I/ATLAS, larger than Manhattan, shows unusual glow pattern and planetary alignment that Harvard physicist calls potentially technological.
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Scientists test interstellar comet for alien signals

Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Wild proposal to intercept 3I/ATLAS with spacecraft trashed by Harvard scientist: ‘Is that what we need to invest our resources in?’

Are we hitching our wagon to the wrong star? Harvard scientist Avi Loeb has slammed a seemingly far-fetched proposal to intercept interstellar comet 3I/ATLAS with a spacecraft, claiming that we’re ...