ABC Future Tense: Space-Based Solar – Energy Above the Clouds

Antony Funnell talks with the SEI’s Martin Soltau, and Caltech Professor Ali Hajimiri.

Scientists are busy testing ways to build a giant solar farm in space.

If you can launch solar panels into orbit, so the theory goes, our future world could be powered by an uninterrupted stream of solar radiation.

Also, what to do about the increasing levels of space junk finding its way into our oceans? Are global sanctions the only way to force the space sector to clean-up its act?

Listen to the discussion here >>