Ray Jayawardhana - full show

published 6 years ago by TVO

Astronomer Ray Jayawardhana is author of "Strange New Worlds", which is about our search for new planets and alien life. In the last 15 years, astronomers have discovered hundreds of new planetary systems and if some of these planets have life-sustaining properties, then they may support alien life, even if only at the bacterial level.

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