Science Trek

D4K: Planets

Special | 28m 49s

Our universe is home to eight planets, one dwarf planet, the Sun and lots of other objects. What's really out there in our solar system? With special probes, scientists are learning a lot about the planets and space. Scientists Jason Barnes, Professor of Astrophysics at the University of Idaho and Dr. George Bennett, a retired NASA scientist answer students’ questions about the planets.

Aired: 12/16/08

Rating: TV-G

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Laura Moore Cunningham Foundation