What makes a planet habitable? What are we looking for to find Earth 2.0? And how do you get a chunk of an asteroid through airport security? This month, astrophysicist Elizabeth Tasker discusses the latest missions at the Japan Aerospace Exploration Agency (JAXA) and explores how our knowledge has progressed since she last spoke at the Ri back in 2018.

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Producer: Lia Hale

Music: Joseph Sandy

The search for Earth 2.0 - with Elizabeth Tasker