TESS Learning Center

Planetary Defense Foundation

Planetary Defense Learning Center

Public educational documentation for planetary defense, TESS mission support, civilian preparedness, and responsible emergency communication.

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Public safety boundary: These materials are educational and mission-support content. They are not official emergency alerts or emergency orders.PDF downloadsPrintable public guides and preparedness checklists.

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Learning docsPlanetary defense, TESS threat detection, civilian help, communications, and preparedness.Preparedness templatesFamily plan, contact sheet, go-bag checklist, observation log, and source verification.GlossaryPlain-language planetary defense and near-Earth object terms.