The spaceplane will take off using a rocket-powered rail sled, which is about two miles long. This sled – which would sit on top of a runway – accelerates the Radian One to 537mph. But the ...

Rocket-powered vehicles were developed for two primary purposes: spaceflight and weaponry. Guided missiles also appeared in the mid-twentieth century with air-breathing propulsion systems, and these ...

Known in the industry as an orbital transfer vehicle (OTV), or space tug, Blue Ring is designed to host ... and 23 feet in diameter. Blue's rocket is powered by seven of the company's BE-4 engines ...