Spaceflight

Spaceflight covers topics related to human presence in outer space. Learn about weightlessness, astronauts and space tourism in this section.

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He stood just 5 feet, 2 inches. But Gagarin cast an enormously long shadow in space exploration, both for his achievements and his mysterious death.

By Nathan Chandler

We’re celebrating the 50th anniversary of Apollo 11’s historic journey to the moon.

When there are 16 sunsets every day, getting some shut-eye becomes a bit of an issue. Do astronauts get through it with some warm milk as they float?

By John Fuller & Maria Trimarchi

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In the 1960s, space food was either cubed or tubed, and it wasn't very appetizing. Today's astronauts have a more palatable array from which to choose. Where is it developed?

By Maria Trimarchi

Some people don't believe a man walked on the moon. Others still think the Earth is flat. Are the Illuminati preparing the Earth to become an alien colony?

By Jonathan Strickland

Would you be able to hear the Starship Enterprise if it zipped past you in space? Would the destruction of the Death Star be completely silent?

By Jonathan Strickland

Almost everyone dreams of floating effortlessly like astronauts in space. The Zero Gravity Corporation offers this experience to the public. Go inside G-FORCE-ONE to find out what it's like to somersault in zero gravity and how simulating weightlessness works.

By Jonathan Strickland

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We know who won – top-runner SpaceShipOne. We know what the team receives for that accomplishment: $10 million and an obscenely gigantic trophy. But what about the story behind the contest? Learn about the rules, restrictions, red tape, test crashes, successful launches and the technological innovations that may get you into sub-orbit sooner than you think.

By Lacy Perry

When nature calls, you have to listen. But when you're in microgravity, going to the bathroom can be a major challenge. How do astronauts get the job done?

By Stephanie Watson

How do you eat when you're in a low-gravity environment? Space programs have come up ingenious contraptions and packaging methods to make astronauts' meal times as normal as possible.

By Stephanie Watson

Neil Armstrong may have been the first man on the moon, but he wouldn't have gotten there without fruit flies, rhesus monkeys or a dog.

By John Fuller

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Humans produce plenty of trash on Earth, but you might be surprised to learn how much we've managed to leave in space. What's floating around up there? And will it come crashing down on our heads?

By John Fuller

Astronauts risk their lives in the pursuit of science. How does NASA know who can be an astronaut? And what do they do when they're not in space?

By William Harris & Nathan Chandler

Space food has come a long way from Project Mercury's paste-filled tubes. Today's astronauts select menus that include everything from macaroni and cheese to brownies. So do astronauts really eat space ice cream?

By Stephanie Watson

Believe it or not, to get to space and back, NASA relies on a piece of technology that's been around for centuries. Just what is a gimbal, anyway?

By Jonathan Strickland

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These outer space abodes will have to protect inhabitants from extreme temperatures, radiation and flying moon dust. One man is actually selling deeds for lunar property at $20 a pop. Seriously?

By Cristen Conger

This passive-aggressive peacetime contest between the USSR and the U.S. unofficially ended with the U.S. moon landing. But the Soviets also touted a long list of space race accomplishments. Who won?

By Cristen Conger

Kids from around the world flock to Huntsville, Ala., to attend Space Camp. What's so appealing about science class in the summer, and can a 40-year-old go to camp?

By Julia Layton

When astronauts talk moonwalking, they don't mean the Michael Jackson dance move. Spacewalks take an entire day of preparation -- and a 240-pound space suit.

By John Fuller

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There's no livestock in space farming, but growing plants in space could allow for long-term exploration and settlements. And with this farm, you don't need to watch where you step.

By Jessika Toothman

The space race between the United States and the former Soviet Union began in the early 1950s. What followed was an era of cooperation between the United States, and now Russian, space programs with the building and operation of the International Space Station.

By Craig Freudenrich, Ph.D.

When you think about space travel, you probably don't take the time to wonder how astronauts go to the bathroom. However, the annals of aeronautic history abound with space bathroom tales. Here are 10 of our favorites.

By Stephanie Watson

On September 18, 2006, Anousheh Ansari, a telecommunications entrepreneur, became the first female space tourist and the fourth space tourist overall. Could you be next? Find out what's in the works to get you to space.

By Kevin Bonsor

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Like a firefighter or a rock star, an astronaut is one of those jobs kids say they want to have when they grow up. If you're still serious, we can tell you what it takes.

By William Harris & Sascha Bos

How long can a human survive in outer space? In science fiction movies, this seems to be an area of much creative license, with some people exploding instantly, and others surviving for nearly a minute without long-term ill effect. I read once that one's blood would boil, but I read elsewhere that this isn't true. So what is it?