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Good point, so I looked up inflation-adjusted Apollo costs, which came to $257 billion.[1] By contrast, SLS so far has been closer to $20 billion.[2] But I don
by DennisP 4y ago
Good point, so I looked up inflation-adjusted Apollo costs, which came to $257 billion.[1] By contrast, SLS so far has been closer to $20 billion.[2]
But I don't see this as excusing NASA/Congress. It's spending that money with the benefit of 50 years of technological advancement, but reusing technology from the 1980s to make a completely disposable rocket that will cost $4 billion per launch.[3] Meanwhile, SpaceX is spending an amount estimated in single-digit billions to develop a rapidly and completely reusable rocket of similar size, aiming at a launch cost two to three orders of magnitude lower.
[1] https://www.planetary.org/space-policy/cost-of-apollo https://www.planetary.org/space-policy/cost-of-apollo
[2] https://www.planetary.org/space-policy/cost-of-sls-and-orion https://www.planetary.org/space-policy/cost-of-sls-and-orion
[3] https://www.extremetech.com/extreme/332275-nasa-auditor-reveals-unsustainable-cost-for-sls-launches https://www.extremetech.com/extreme/332275-nasa-auditor-reve...
- panick21_ 4y agoApollo was many missions, totally bootstrapping and industry, plus lots and lots of infrastructure. This included all the subsystems, multiple engines and so on and so on. SLS since 2011 cost $20 billion, add $20 billion for Orion. Add to that 5-10$ billion in infrastructure. These 50 billion $, didn't pay for the development of a single engine.
- DennisP 4y agoYep, the Apollo cost includes eight trips to the moon (landing or flyby) plus several trips to LEO. That's another $50B or so tacked onto Artemis just for the SLS launch costs. That takes us to $100B total, to reproduce something done 50 years ago with an engine from 40 years ago. Plus it doesn't include the landing module, which SpaceX is working on.