Video: A whistlestop tour of our solar system
What鈥檚 it like to be an astronaut?
What has the space age done for us?
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Plus Astronauts and scientists reveal why space excites them, present their favourite images of the heavens, and speculate on whether humanity鈥檚 future lies among the stars
WHERE WE HAVE BEEN
In the mere half-century the doors to space have been open, we have explored every corner of the solar system, dared to land on asteroids鈥� and sent humans, alive and dead, to the moon