National Radio Quiet Zone Info

Green Bank Observatory

Discover the science of the invisible universe. Beyond our visible light, there spectrum of invisible light ranges from the longest radio waves to gamma rays, our universe reveals the depths of humanity.  Learn how radio astronomers learn about the universe by stopping in at the Green Bank Science Center, going behind the scenes with a High Tech Tour or getting up close and personal with the Green Bank Telescope (the world’s largest fully steerable radio telescope).

Docent guided tours give you the chance to discover the world of radio astronomy. Exploring the universe is no easy feat, so you’ll want to fuel up – check out the Starlight Cafe, where you can enjoy wraps, sandwiches, hand-dipped ice cream and more.

The Galaxy Gift Shop located in the Green Bank Science Center offers a wide range of science education material, books, fun experiment kits, unique items such as green lasers and jewelry Stop in for a “stellar” souvenir, apparel and WV artisan gift items.

Be sure to click here to view our event calendar for upcoming Green Bank Observatory events.

The GBO  features several miles of trails on the property and guests are welcome to ride bicycles or hike the trails and roads around the telescope area.   ideal for families to explore the telescopes on mountain bikes.

Green Bank Observatory is located in the National Radio Quiet Zone, a 13,000 square mile region with minimized radio signal interference designated by the US Government in 1958 to create a safe haven for radio astronomy. Please plan to turn off your cell phone and other wireless devices when arriving at the Green Bank Observatory.

Motor coach groups welcome. Tours can be scheduled any day of the week. For convenience, and to guarantee a guided tour, please make advanced reservations. Group pricing and group meals available.
School and Scout groups are welcome. Tours can be scheduled any day of the week. We can tailor a program to your group. Advance arrangements are required.
Informal Groups are welcome. If your group is traveling by car, we will incorporate your group into the regularly scheduled public tours. If you have a group of 20 or more people, we appreciate knowing in advance.

For additional group details and reservation information, contact the Green Bank Observatory tour director by calling 304-456-2011 or emailing

For more information on Green Bank Observatory, call 304-456-2150, or click here to visit their website.

Due to COVID-19, some Green Bank Observatory programs have been postponed Please click here to read the official statement from the Green Bank Observatory!