Only three people have actually died in outer space, as of 2014. During the 1971 flight of the Soyuz 11, three Soviet cosmonauts died when a ventilation valve ruptured, asphyxiating the crew and exposing them to the vacu... More »

Thanks to six moon landings, hundreds of objects are still scattered across the surface of the moon: golf balls, boots, cameras, javelins, sculptures, photographs, and a golden olive branch. Because the moon doesn't have... More »

Astronauts carry out a number of duties in space, including equipment inspection, medical experiments, monitoring Earth, cleaning tools and carrying out repairs, updating computer equipment and taking pictures of various... More »

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The survival needs of astronauts in space depend on the amount of time in question, but for standard, short missions, they require protection against the frigid temperatures and protection from solar glare and the vacuum... More »

As of September 2009, 505 astronauts from 38 different countries had been active participants in manned space flights. This data is sourced from The Astronautic Records Commission of the Fédération Aéronautique Internati... More »

Kalpana Chawla was one of the seven astronauts that died on February 1, 2003 when the space shuttle Columbia broke up upon re-entry. During the launch, a piece of foam insulation fell off the external tank and damaged th... More »

Skylab was an experimental space station designed to study the effects that living and working in space for extended periods would have on astronauts. Skylab also conducted nearly 300 experiments that provided scientists... More »