Like HowStuffWorks on Facebook!

Spaceflight

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

Featured
Can humans hear in space?

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?


Astronauts May Soon Be Breaking (and Baking) Bread in Space

The company behind this, Bake in Space, says "the smell of fresh bread evokes memories of general happiness." We agree. See more »

NASA Launch Could Be Colorful Light Show for Viewers

NASA plans a fourth launch of sounding rocket that could give residents on the East Coast of the United States quite a colorful light show. See more »

Goodbye to a Beloved Astronaut

Astronaut John Glenn, the oldest human to ever travel to space, has died at age 95. He had a lot of adventures, both on this planet and off, before he did though. See more »

Futuristic EM Drive Could Work — If It Can Defy the Laws of Physics

NASA researchers say they may have made a breakthrough with electromagnetic drive propulsion, but other scientists have their doubts. See more »

Tim Peake Ran a 3:35:21 Marathon — From Space

The British-born astronaut also landed himself a Guinness World Record for the fastest marathon in space while he was at it. See more »

Welcome Home Astronaut Kelly and Cosmonaut Kornienko!

After 340 days on the ISS, U.S. astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko are coming home. What was the point of all that time in microgravity? See more »

Spacesuit Punctured? No Problem. NASA's Working on Self-Repairing Suits

Whether caused by debris, dust or tiny asteroids, holes in spacesuits present life-threatening challenges to astronauts. This new technology could provide the solution. See more »

Reusable Rockets Are Here. Thanks, Blue Origin

Getting to space wouldn't be quite as expensive if we could just make rockets reusable instead of single-use. And Blue Origin just did. See more »

So You Want to Be an Astronaut? This NASA Newbie Has Some Tips

We talked to one of the eight members of NASA's 21st astronaut class to get some inside scoop. See more »

A Brief History of Booze in Space

So many things are different in space, including the taste of whisky. See more »