Could aliens ever visit Earth? An aerospace scientist unpacks the challenges of interstellar spaceflight.

The universe is vast and teeming with stars – but if intelligent life exists, it may not be able to visit Earth.
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SETI thinks it could have missed calls from aliens. Here's why

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 – ...

Can aliens travel to Earth? Here's why physics makes interstellar flight nearly impossible

The Pentagon on 22 May 2026 released a second trove of once-classified images and video footage of unexplained flying objects ...
AOL

New images of 'alien spaceship' comet 3I/ATLAS expelling gas and dust

Scientists have released a new image of the space rock traveling through our solar system (Image: Scientists have released a new image of the space rock traveling through our solar system) Space ...
IFLScience

The two have a brilliant response to the "3I/ATLAS is an alien spacecraft" hypothesis.

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...
Space.com

Interstellar comet 3I/ATLAS isn't an alien spacecraft, astronomers confirm. 'In the end, there were no surprises.'

"We all would have been thrilled to find technosignatures coming from 3I/ATLAS, but they're just not there." When you purchase through links on our site, we may earn an affiliate commission. Here’s ...