iPhone 12 Pro Max
ƒ/1.6
5.1 mm
1/60
500

This Phoebus 2A was the most powerful nuclear rocket engine ever built. 250,000 lbs of thrust and twice the ISP as the best chemical rocket engines. From 1968.

2 responses to “Phoebus Nuclear Rocket Engine”

  1. jurvetson Avatar
    jurvetson

    test firing… 🔥-side up its whole life!

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  2. jurvetson Avatar
    jurvetson

    and my nuclear Saturn 5-CN model with NERVA 3rd-stage engineNuclear Saturn C-5N Model with NERVA Engine

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