Why does a rocket have to go 25,000 mph (about 40,000 kilometers ... In other words, it goes into orbit, and begins to circle the planet. Many launches intentionally don’t completely leave ...

As soon as the Norwegian Civil Aviation Authority gives the go-ahead, the rocket can take off from Andøya Spaceport, which is located north of the Arctic Circle. "We are almost ready for the test ...

There’s a reason why a rocket has to go so fast to escape Earth ... In other words, it goes into orbit, and begins to circle the planet. Many launches intentionally don’t completely leave ...