After setting foot on the Moon, the next destination for humankind is Mars, which presents a whole new set of challenges in speedy, long-distance space travel.

    • Cocodapuf@lemmy.world
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      10 months ago

      The wankel and rdre aren’t really related, but they’re similar in that they’re both oddball engines with surprising performance.

      Of all of my near future rocket engine predictions, a working aerospike rdre was not on my list… I’m honestly very impressed!