This page brings together science museum guides in California, covering some of the most engaging hands-on, astronomy and interactive learning spaces across the state. From major institutions in Los Angeles and San Francisco to smaller family-focused centres, these guides help you decide which museums are worth your time and how to plan your visit.
Each guide focuses on practical visitor information, including ticket prices, opening hours, and what to expect inside. The aim is to help you compare experiences and choose the museums that best match your interests, whether that is space exploration, interactive science or family-friendly discovery.
Major science museums and observatories in California
- Griffith Observatory Los Angeles visitor guide with ticket prices and opening hours. This guide explains what to expect at one of the most visited astronomy sites in California, including exhibits, planetarium shows and viewing opportunities. It also covers the best times to visit and how to avoid peak crowds in the Hollywood Hills.
- California Academy of Sciences San Francisco visitor guide with tickets and opening hours. Learn how to navigate this large natural history and science complex, including the aquarium, rainforest dome and planetarium. The guide also helps you plan your visit around busy periods and key exhibits.
Interactive science museums and hands-on experiences
- Exploratorium San Francisco visitor guide with tickets, hours and exhibits. This guide covers one of the most interactive science museums in the United States, focusing on hands-on exhibits designed for all ages. It also explains what makes it different from traditional museums and how long to allow for a visit.
- Fleet Science Center San Diego visitor guide with tickets and practical tips. Find out what to expect at this family-focused science centre, including its IMAX theatre and interactive galleries. The guide also covers ticketing, timing and who is most likely to enjoy the experience.
- Bay Area Discovery Museum Sausalito visitor guide with tickets and hours. This guide looks at a hands-on science and discovery museum aimed at younger visitors just across the Golden Gate Bridge. It explains what families can expect and how it fits into a wider San Francisco Bay itinerary.
