Ask a Physicist: A Practical Guide to Intergalactic Travel

Good news everyone! I have a new column on io9: How to Make it to the Edge of the Observable Universe in a Few Decades. This is one of the most fun columns I’ve written in ages, so please do check it out.

-Dave

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One Response to Ask a Physicist: A Practical Guide to Intergalactic Travel

  1. Carl James Kirchhoff says:

    does our solar system have the most planets in the galaxy?????

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