It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

An international team of researchers pointed the largest single-dish radio telescope in the world at 3I/ATLAS.

A rare interstellar comet is racing through our solar system. Comet 3I/ATLAS is glowing bright green, growing more active and offering scientists a once-in-a-lifetime chance to study material from ...

If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

Since the 1950s, humanity has been searching for extraterrestrial life with increasingly sophisticated tools. But after decades of space probes, meteorite analysis, radio telescopes, and UFO ...

Unidentified Anomalous Phenomena (UAP), formerly known as UFOs, have been visiting earth for decades and the U.S. government knows about it. At least that’s the case made in the recently released ...

What does the U.S. government know about “unidentified aerial phenomena” (UAPs), aliens and an alleged global alien technology arms race? A brand-new documentary claims to have an answer: more than it ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Today, NASA released the most detailed images yet of 3I/ATLAS. The ...

As we await high-resolution images taken by NASA’s Mars Reconnaissance Orbiter of the mysterious interstellar object 3I/ATLAS, Harvard astronomer Avi Loeb is still not giving up hope that it could be ...

An interstellar object named 3I/ATLAS, confirmed to be a comet, is passing through Earth's solar system. The comet poses no threat to Earth and will make its closest approach to our planet on Dec. 19.