• Question: I see you have an A-Level in physics, If we produced enough of it, could we use anti-matter to power space-travel engines, to travel a substiantial fraction of the speed of light if we cancel out the painful storage technique? or is it impossible?

    Asked by Thomas.Dingle to Ian on 11 Nov 2014.
    • Photo: Ian Cade

      Ian Cade answered on 11 Nov 2014:


      I don’t see why not, though as you correctly imply getting enough antimatter and storing it is a lot of the problem.

      However, you don’t really need to use such exotic material (not yet at least). Nuclear powered ‘rockets’ would be fine for current requirements. These involve creating small efficiently ‘burning’ nuclear bombs and exploding them behind your spacecraft. Here’s a link (looks like you could get to 0.05-0.1c):

      http://en.wikipedia.org/wiki/Project_Orion_(nuclear_propulsion)

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