For the Curious
The Custer Institute and Observatory is Long Island's oldest public observatory (est.1927). Open to the public every Saturday evening from dusk until midnight, our staff of volunteers will give you a tour of the facilities and the night sky through our powerful telescopes. Custer has a library, museum, and gift shop. Frequent lectures, classes,concerts, art exhibits and other special events.
- Visit & Contact
- Membership Information
- Member Nights
- Our Equipment
- Custer History
- Radio Astronomy
- Music Project
- Eclipses and Transits
- Meteor Showers
- Custer Maker Space
- News & Resources
Updated: 11/05/Two Thousand Eighteen
Saturday Night Observing: Open 7pm-Midnight
Check our weather and the moon phase
Weather permitting, Saturday Night Observing is from 7pm to midnight where volunteer Staff provide guided tours of the sky.
Get a feel for the place and part of our must-see-in-person collection!
NASA TV Public-Education
NASA TV airs a variety of regularly scheduled, pre-recorded educational and public relations programming 24 hours a day on its various channels. The network also provides an array of live programming, such as 24-hour coverage of International Space Station events (spacewalks, media interviews, educational broadcasts), and rocket launches.