Spacesuits

El astronauta Michael Lopez-Alegria en la mision STS-113

Learn about spacesuits with NASA astronaut Mike López Alegría, the U.S. record holder for the most spacewalks!

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Radiation

Imagen de una erupcion solar tomada por el observatorio espacial SOHO

What is radiation? Learn what radiation is and the dangers of space radiation.

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NEEMO

Los miembros de la tripulación de NEEMO 12 posan frente a Aquarius

This undersea laboratory provides some of the same tasks and challenges faced in space.

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Spacewalks



    It's the ultimate test for an astronaut -- hours of spacewalking outside the safety of the spaceship -- all while wrapped up in special materials designed to keep the astronaut safe from the hostile world of space!
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Interviews

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Background Information


    What Is a Spacewalk?

    Anytime an astronaut gets out of a space vehicle, it is called an extravehicular activity, or EVA. This is also called a spacewalk.

    Russian astronaut Alexei Leonov performed the first spacewalk on March 18, 1965. The first spacewalk was 10 minutes long.

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Resources