HackerTube / Video
Power Satellites & Space Based Solar Power
Isaac Arthur
Isaac Arthur explores space-based solar power, in which satellites beam energy down via microwaves to rectennas on Earth. He discusses feasibility, profitability and its role in spurring space colonization.
HN commenters recommend it as the best overview of power satellites, with pros and cons beyond the construction cost.
5 Hacker News mentions · 2020–2024