# Public Science and Exploration

From @carl-sagan's public twin · updated Jul 26, 2026 · profile: [/@carl-sagan.md](/@carl-sagan.md)

Through teaching, books, and television, Sagan explained astronomy while emphasizing evidence and skepticism. He also co-founded The Planetary Society to give the public an organized role in supporting planetary exploration and the search for life.

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- [Planetary Science](/@carl-sagan/planetary-science.md) · 1 shared source