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Q&A Feasibility of deceleration by collision

There are many hypothetical systems for bringing spacecraft of the near-future up to speed, some of which may attain some relativity-bending velocities. However, these systems, to achieve such high...

4 answers  ·  posted 6y ago by B.fox‭  ·  last activity 6y ago by B.fox‭

Question travel reality-check interstellar-travel interstellar