Current Hours. Please see Science Center Hours and Admissions for seasonal hours and holiday closures.
Monday | 9:30 AM — 5:30 PM |
Tuesday - Wednesday | Closed |
Thursday - Sunday | 9:30 AM — 5:30 PM |
Tours are offered on open days at 10:00, 12:00, 2:00, and 4:00 as availability allows. Tickets may be purchased in advance through our online shop or purchased in the gift shop on the day of your visit.
Tour Green Bank Observatory
We offer Guided Bus Tours at regular intervals throughout the day. Browse ticket options and learn more at shop.greenbankobservatory.org. Tickets may also be purchased onsite the day of your visit.
It’s always free to take an outdoor self guided tour of our site. Download a map.
Learn more about biking onsite to explore our instruments and trails.
2023 Holiday Closures
7 April, Spring Holiday
21 November – 24 November, Thanksgiving Holidays
24 December – 27 December, Winter Holidays
1 January, 2024, New Year’s