These are starting points for factual and safety verification. Destination access, product specifications, policies, and designations can change, so use current primary sources before acting.
Core astronomy and optics
- NASA: Telescopes 101
- NASA Space Place: How Telescopes Work
- International Astronomical Union: Protection of Astronomical Sites
Dark skies and destinations
- DarkSky International: All International Dark Sky Places
- National Park Service: Where to Stargaze
- National Park Service: Parks with Dark Night Skies
- European Southern Observatory: Astrotourism in Chile
- ESO: Public Visits to Paranal
- Aoraki Mackenzie International Dark Sky Reserve
Solar safety
- American Astronomical Society: Solar Eclipse Eye Safety
- AAS: Solar Filters for Telescopes, Binoculars, and Cameras
- AAS: Suppliers of Safe Solar Viewers and Filters