Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

"Alien: Earth" follows a group of soldiers as a ship carrying a Xenomorph crash-lands on Earth. The FX TV series is set in the same universe as the "Alien" movies. Here's when "Alien: Earth" takes ...

The interstellar comet 3I/ATLAS is just days away from coming as close to Earth as it will ever get. Here's how you can track it and spot it.

The mysterious interstellar object, which has been dubbed 3I/ATLAS, has made history by following the most extreme and stretched orbit ever recorded. The discovery reportedly confirms that it comes ...