

Planetary Radio: Space Exploration, Astronomy and Science
Artemis II’s AVATAR and a sungrazing comet
Apr 1, 2026
1:00:38
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About this episode
Lisa Carnell, Director of NASA's Biological and Physical Sciences Division, explains AVATAR, the experiment flying organ chips grown from astronaut cells on Artemis II. Then, asteroid hunter Alain Maury tells the story of discovering a sungrazing comet that could become one of the most spectacular in decades.
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Episode Details
- Author
- The Planetary Society
- Show Type
- full
- Audio Format
- audio/mpeg