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It's continued development afterwards in different forms. Project TIMBER WIND was a pebble-bed reactor upper stage for SDI boost phase intercepts. The reactor w
by aerostable_slug 6y ago
It's continued development afterwards in different forms. Project TIMBER WIND was a pebble-bed reactor upper stage for SDI boost phase intercepts. The reactor wouldn't be spun up until after the missile had cleared the atmosphere, so there's no fallout to worry about.