ufos extraterrestrials
Latest about ufos extraterrestrials
![Space Books Recommended Reading](https://cdn.mos.cms.futurecdn.net/Bus6DXvWhbWmTqhKWx43RF-320-80.jpg)
Best space books for 2025
By Space.com Staff last updated
Space.com's editors present a reading list for space and sci-fi lovers, as well as children who are interested in astronomy and spaceflight.
![a person in a bulky white spacesuit stands next to a wheeled rover and a cylindrical spacecraft on four legs, all on a dusty grey surface](https://cdn.mos.cms.futurecdn.net/fUrnu5YpdzDyGQXcaBJLZf-320-80.jpg)
25 biggest space conspiracy theories: Debunked
By Ailsa Harvey published
Here we debunk some of the most common and enduring space conspiracies.
![a seal reading "AARO" above the Pentagon](https://cdn.mos.cms.futurecdn.net/VZTSkoVhfZ2tMjy4rmx7gC-320-80.jpg)
UFOs 'not attributable to foreign adversaries," new Pentagon report says
By Leonard David published
"Analyzing and understanding the potential threats posed by UAP is an ongoing collaborative effort involving many departments and agencies."
![An artist's impression of the purported Black Knight satellite, the focus of a long-lived conspiracy theory.](https://cdn.mos.cms.futurecdn.net/TgABPvKRLf3q4HYk8RtsHU-320-80.jpg)
The 'Black Knight' satellite conspiracy: Uncovering the 120-year-old alien mystery
By David Crookes last updated
According to conspiracy theorists, the Black Knight satellite is an alien spacecraft orbiting Earth. Here's what's really going on.
![Area 51 sign on fence in the Nevada Desert. The white square sign has the text "entering area 51" written in large black letters.](https://cdn.mos.cms.futurecdn.net/7ya4qrHsoArDh8nFxzB87U-320-80.jpg)
Area 51: What is it and what goes on there?
By Robert Lea last updated
Reference Area 51 is a U.S. military base that has become synonymous with tales of UFOs, government cover-ups and potentially testing alien technology.
![a finger pointing to a small metal ball on a screen](https://cdn.mos.cms.futurecdn.net/A5mpooAJmGYUo5rimoaE3V-320-80.jpg)
'Alien' spherules dredged from the Pacific are probably just industrial pollution, new studies suggest
By Joanna Thompson published
Last summer, Harvard professor Avi Loeb claimed tiny pellets of iron came from beyond our solar system. But new analyses suggest that they likely originated much closer to home.
![image of a flying saucer outlined against a starry night sky.](https://cdn.mos.cms.futurecdn.net/vAqCJahsTLrRakvjquaHPd-320-80.jpeg)
Is the truth out there? Garrett M. Graff on his new UFO book (exclusive)
By Jeff Spry published
An exclusive interview with acclaimed author Garrett M. Graff on his new non-fiction UFO book, which
![Illustration showing a small robotic probe nearing Venus, with the blackness of space in the background.](https://cdn.mos.cms.futurecdn.net/TN6CcYkLwE5p92xUQmPg3B-320-80.jpeg)
Rocket Lab targets late 2024 for private Venus mission launch
By Andrew Jones published
Rocket Lab's mission to Venus, which aims to investigate the potential for life high in the planet's atmosphere, could launch as soon as Dec. 30, 2024.
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