Note: Chabot Space & Science Center requires all guests to show proof of vaccination. Following the Oakland City Municipal Code Ordinance, all visitors (age 12+) must show proof of CDC-approved COVID-19 vaccination. Visitors (age 18+) must also present a valid photo ID at the front desk. Unvaccinated visitors with medical exemptions may show a verifying document from a licensed medical professional and a negative COVID-19 test result taken within 72 hours. All attendees, speakers, and vendors must adhere to these guidelines.