Click here to view briefing: A Skeptical Analysis
A very good friend of mine who is a respected engineer constantly reminds me of how formidable a task space-based solar power really is. He quite literally thinks it is a ludicrous idea. He provided me with his first order assessment of the proposition to provide 100% of current US base load energy from space given today’s industry and infrastructure. It is filled with statements like:
“At 100% efficiency and effective array thickness of 0.001 m (1 mm) mass on-orbit would be down by factor of ten – so it would only take ~ 1000 years to deploy at one EELV Heavy launch a day”