Introductions Necessary
Heidi Hammel
- Autor: Vários
- Narrador: Vários
- Editora: Podcast
- Duração: 0:02:30
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Sinopse
Astronomer Heidi Hammel began to love astronomy in college, and now has done extensive studies of Neptune and Uranus. Image: Bill Ingalls / NASA (CC BY 2.0 DEED) Sources and additional reading are available at https://introductionsnecessary.com Join us on Patreon: https://www.patreon.com/ninehourfilms