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Science | Space | Space Transportation Systems

Space Transportation Systems (STS) are the systems and architectures that deliver payloads and humans to outer space. Learn about space shuttles, rockets and other spacecraft.

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How the EZ-Rocket Works

But can a commercial spacecraft take off on its own from the ground, travel into outer space and land again on a runway? That's the goal of XCOR Aerospace, and it starts with the EZ-Rocket. In this article, we'll learn about the technology behind the EZ-Rocket and see how XCOR plans to expand on this technology in the future.


From the Enterprise to Serenity: The Sci-fi Spacecraft Quiz

 From the Enterprise to Serenity: The Sci-fi Spacecraft Quiz

The rides in our favorite sci-fi series are often out of this world. Test your knowledge of sci-fi spacecraft with this quiz at HowStuffWorks. See more »

The Reusable Rockets Quiz

 The Reusable Rockets Quiz

How much do you know about reusable rockets? Test your knowledge with this quiz at HowStuffWorks. See more »

What does it take to turn a spaceship into a museum piece?

 What does it take to turn a spaceship into a museum piece?

What does it take to turn a spaceship into a museum piece? Find out what it takes to turn a spaceship into a museum piece. See more »

How to Pilot a Starship

 How to Pilot a Starship

Piloting your personal starship may be just a fantasy for now, but who knows what the future may bring? Be prepared and learn how to pilot a starship. See more »

Imperial TIE Fighter or Rebel Alliance X-wing? The Super Sci-fi Armada Quiz

 Imperial TIE Fighter or Rebel Alliance X-wing? The Super Sci-fi Armada Quiz

How much do you know about sci-fi spacecraft? Test your knowledge of TIE Fighters and alien spaceships with this quiz. See more »

10 Crazy Evil Spacecraft

 10 Crazy Evil Spacecraft

These 10 evil spacecraft that we hope remain fictional will make us run screaming in the other direction, should they ever darken Earth's skies. See more »

10 Fictional Spacecraft We Wish Were Real

 10 Fictional Spacecraft We Wish Were Real

We wish these 10 fictional spacecraft were real, and we bet that you do, too, fellow sci-fi junkies. What's your favorite fictional spacecraft? See more »

How the International Space Station Works

 How the International Space Station Works

How the International Space Station works is explained in this article by HowStuffWorks.com. Learn what it's like to live and work in space. See more »

How Lunar Rovers Work

 How Lunar Rovers Work

Lunar rovers have increased our knowledge of the moon by letting us travel long distances. See what's next for lunar rovers and how they've changed. See more »

How SpaceShipTwo Will Work

 How SpaceShipTwo Will Work

SpaceShipTwo will give ordinary people the chance to play astronaut for a day. If they have a lot of money, that is. Learn about SpaceShipTwo. See more »