<iframe width="580" height="385" src="https://www.youtube.com/embed/PBsBFISWuzo" frameborder="0" allowfullscreen></iframe> <br>What is space-based solar power technology? SERT went about developing a solar power satellite (SPS) concept for a future ... <br><a href="https://www.youtube.com/watch?v=PBsBFISWuzo">source</a>
