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Know the cosmos and our place within it.
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“Exploration is in our nature.” - Carl Sagan

Articles

Stories, updates, insights, and original analysis from The Planetary Society.

OSIRIS-REx grabs a sample

How Do We Know When We Have Collected a Sample of Bennu?

A huge amount of effort goes into deciding where to try to collect a sample on Bennu. There are roughly nine months to survey, map and model the asteroid to help make this decision.

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