Lunar Helium-3?
I was wondering why NASA didn’t go back to the Moon sooner, aside from the politics of the 1970s. So, I asked Gemini to explain after I asked how Helium-3 mined from the Moon would be used in nuclear fusion reactors and its advantages over deuterium-tritium fusion. To understand why a lunar supply chain for Helium-3 ($^3\text{He}$) changes the calculus of planetary energy, we have to look at the…




















