• Question: why does it take so long to get to other planets

    Asked by niamhfahycbc to Karen on 11 Nov 2013.
    • Photo: Karen McCarthy

      Karen McCarthy answered on 11 Nov 2013:


      There are lots of different aspects to this answer. Let’s break it down to see.

      A) The planets are all quite far away from Earth, and each other. The Earth and Saturn are about 1.5billion km apart, and because of their orbits, this distance can vary too.

      B) Most spaceships can only stock enough fuel, oxygen, and supplies to travel so far, and unfortunately this usually isn’t that far in terms of the Universe!

      Voyager 1 is the furtherest a space probe has ever gone so far, and its been travelling for over 20 years

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