A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Blue Origin's New Glenn rocket is set to blast off from Cape Canaveral - so where do things stand in the battle of the billionaires for space exploration?

While SpaceX lost the upper stage of its new Starship in a flight test, the futuristic spacecraft presages a spaceflight revolution, says a leading U.S. space scholar.

Mobile Suit Gundam is one of the longest-running mecha anime series, spanning dozens of series, games, model kits, and more.

For many years the company used an image of the Martian surface being terraformed (turned Earth-like) in its promotional material. However, a NASA-sponsored study published in 2018 dismissed these ...

Robots will mine asteroids for resources to bring back to Earth, just one of thousands of planets that our new technologies will have terraformed and made habitable for the hundreds of billions of ...

If the near-Earth asteroid Bennu were to collide with Earth in the future, the space rock could cause substantial global damage, even though it’s a fraction of the size of the asteroid that ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A recently ...

Potential patches of Earth's ancient crust, sometimes called "sunken worlds," may have just been discovered deep within the mantle, thanks to a new way of mapping the inside of our planet.