Researchers at the SETI Institute found no evidence of alien technology after analyzing radio signals from the object. 3I/ATLAS was the third comet ever discovered originating from outside our solar ...

For decades, humanity has scoured the cosmos for any signs that we aren't alone in the universe. NASA spacecraft like the twin Voyager probes – launched in the 1970s bearing the iconic Golden Record – ...

When Comet 3I/ATLAS entered our solar system last year—only the third known interstellar object to do so—astronomers took notice. And so did scientists involved in the search for extraterrestrial ...

When Neil deGrasse Tyson was 9 years old, he visited the Hayden Planetarium for the first time. Growing up gazing into light pollution in the Bronx, he had no idea there were that many stars. “I was ...