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 Warp Speed Works

Traveling faster than the speed of light, you could go anywhere in minutes -- at least, in the "Star Trek" universe. Is this sci-fi device theoretically possible?


How the Apollo Spacecraft Worked

How the Apollo Spacecraft Worked

The Apollo spacecraft was built by NASA under the Apollo program. Learn how the Apollo spacecraft put man on the moon. See more »

How Warp Speed Works

How Warp Speed Works

Warp speed would enable you to travel faster than the speed of light. Learn about warp speed and whether it's a scientific possibility or just a sci-fi dream. See more »

Why is a baby monitor picking up video of the space shuttle?

Why is a baby monitor picking up video of the space shuttle?

Space shuttle transmissions were picked up by an Illinois mother's baby monitor. Find out why the baby monitor is receiving space shuttle video feeds. See more »

Why are space shuttle launches delayed so frequently?

Why are space shuttle launches delayed so frequently?

Space shuttle launch delays seem to be a common occurrence every time a space shuttle mission is scheduled. Learn about causes of space shuttle launch delays. See more »

How did Lockheed win NASA's Orion contract?

How did Lockheed win NASA's Orion contract?

How did Lockheed win the Orion contract over the manned-space-experts Grumman and Boeing? Check out some of the expert speculation. See more »

How the EZ-Rocket Works

How the EZ-Rocket Works

Learn about the technology behind the EZ-Rocket and see how XCOR plans to expand on it in the future with the Rocket Racing League and Xerus. See more »

How the Delta IV Heavy Works

How the Delta IV Heavy Works

It's bigger, stronger, more efficient and more precise: The Delta IV Heavy is arguably the greatest rocket built to date. It can put 13 tons of satellite payload into its intended orbit with fuel to spare, and that's just the beginning. See more »

How Solar Sail Technology Works

How Solar Sail Technology Works

In this article, HowStuffWorks will show you how solar sail technology works, take an in-depth look at the Cosmos-1 mission. See more »

How will the Mir space station be deorbited?

I've heard that Russia's Mir station will be brought down out of orbit and crashed to Earth soon. How will they do that? See more »

How Space Shuttles Work

How Space Shuttles Work

In its nearly 30-year history, the space shuttle program has seen exhilarating highs and devastating lows. Learn all about the space shuttle program. See more »