News tagged with astronauts

Astronauts exploring the depths

Usually, ESA sends astronauts to outer space, but last week six astronauts from around the world spent six days underground to get a taste of working together in extreme conditions.

dateOct 07, 2013 in Space Exploration
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Image: Striking lightning from space

Lightning illuminates the area it strikes on Earth but the flash can be seen from space, too. This image was taken from 400 km above Earth in 2012 by an astronaut on the International Space Station travelling ...

dateJan 27, 2015 in Space Exploration
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The heart of an astronaut, five years on

The heart of an astronaut is a much-studied thing. Scientists have analyzed its blood flow, rhythms, atrophy and, through journal studies, even matters of the heart. But for the first time, researchers are ...

dateJul 22, 2014 in Space Exploration
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