Harvard paper raises flag that comet‑like 3I/ATLAS might be alien tech. Most experts disagree calling it a natural visitor.

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

Derek Wallentinsen stood atop Inscription Rock in El Morro National Monument on the night of May 23, 2019, taking photographs of the star-filled sky to document the darkness. A ranger at the time, he ...

A newly discovered interstellar comet is racing through our solar system, and the first telescope to capture it may have been ...

The comet 3I/ATLAS was discovered just as the Vera C. Rubin Observatory was gearing up to carry out its initial observations of the heavens, dovetailing with the LSST's expected discovery of many more ...

"Some satellites were detected emitting in bands where no signals are supposed to be present at all, such as the 703 ...

The Vera Rubin Observatory sits atop the mountain Cerro Pachón in northern Chile.

Scientists have issued a concerning update on a mystery interstellar object travelling through our solar system.