[AR] Mini-rocket to space?

  • From: Dr Edward Jones <RocketPioneer@xxxxxxxxx>
  • To: arocket <arocket@xxxxxxxxxxxxx>
  • Date: Sat, 27 Feb 2021 14:57:47 -0700

That's to ask, how small might a solid propellant rocket of 0.90 mass
fraction and Isp of 200 be to reach 100-km from a balloon launch at 40k
feet?

Let's think an apogee of 100-km.

Thanks

Edward

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