Will the Aliens Be Here by Christmas?

Will the Aliens Be Here by Christmas?

The theoretical physicist Abraham (Avi) Loeb has a knack for upsetting people.This is in part because his credentials are pristine: He chaired Harvard’s astronomy department for nearly a decade, was the founding director of the school’s Black Hole Initiative, continues to teach at the school as the Frank B. Baird Jr. Professor of Science, and holds titles like “Director of the Institute for Theory and Computation at the Harvard-Smithsonian Cente…

Professor warns 'we're screwed' if mysterious 'alien spaceship' 3I/ATLAS reaches Earth

A Harvard expert fears 3I/ATLAS, the mysterious interstellar object hurtling through our solar system, could be 'an artificial alien probe' that global agencies need to work out how to tackle fast

Harvard Astronomer Avi Loeb Claims 3I/ATLAS May Be Alien Spacecraft, Citing Unprecedented Evidence

Published: November 9, 2025, 8:48 PM PSTHarvard astrophysicist Avi Loeb has ignited a scientific firestorm, asserting that 3I/ATLAS, the third confirmed interstellar object to enter our solar system, may not be a natural comet but an alien spacecraft. The bold claim, detailed in a report released today and shared on the X account @UAPWatchers , is backed by extraordinary new data from a...

Interstellar Object 31/ATLAS Disappears After Perihelion, Set to Reappear in December

Harvard astrophysicist Avi Loeb has shared new insights into the mysterious interstellar object 31/ATLAS, which has recently passed its perihelion—the point in its orbit closest to the Sun. According to Loeb, the Manhattan-sized object is now hidden from Earth’s view as it travels behind the Sun. A Cosmic Visitor at Perihelion The European Space Agency