Abraham Loeb has theorized that the recently discovered interstellar object 3I/ATLAS could be alien technology, but ASU's Planetarium Director Kenneth Carrell believes it is more likely to be a small rocky object that was flung out of another star system.

Its path through space will take it between the orbits of Earth and Mars before it heads back out toward interstellar space again. When it was discovered by NASA’s ATLAS (Asteroid Terrestrial-impact Last Alert System) on July 1,