As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Did an alien spacecraft just fly by Earth? That’s the question a lot of people, including Harvard astrophysicist Avi Loeb, are asking right now. A massive interstellar object called 3I/ATLAS which ...

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

I don’t think anyone declared it, but 2025 was a big year for comets. There was comet Lemmon, which was discovered in January and stayed in the news for a good nine months. The images of Lemmon’s long ...

Could a comet’s tail pointing towards the Sun possibly indicate alien technology, or is it just a strange quirk of dust physics? While interstellar comet 3I/ATLAS speeds by our planet at a blistering ...

3I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

"Ultimately, this work may help scientists better predict the impact of space weather across the solar system on longer timescales than currently possible." When you purchase through links on our site ...