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September Star Party
Enjoy view of West Virginia’s beautiful night sky! If weather allows, Observatory staff will be available to help you look through optical telescopes and identify constellations. Star parties are free, but please sign in at the Science Center. We often begin in the auditorium with an indoor tour of this month’s night sky before we…
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April Star Party
Enjoy view of West Virginia’s beautiful night sky! If weather allows, Observatory staff will be available to help you look through optical telescopes and identify constellations. Star parties are free, but please sign in at the Science Center. We often begin in the auditorium with an indoor tour of this month’s night sky before we…
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Guided Site Tour – 10:00 a.m.
Enjoy a guided tour of the Green Bank Observatory campus! This ticket Includes a 30-min presentation followed by a 30-min tour on our radio-quiet bus.
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2026 Open House
Join us for a FREE Fun-filled day full of family activities, behind the scenes tours, hands-on workshops, and more!
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High Tech tours – 2026
High Tech Tours are offered the 2nd Thursday of every month. $25/person Join an Observatory engineer for an in-depth conversation and behind-the-scenes peek at our electronics lab, telescope receivers, and the GBT control room. See what makes our observatory one of the world’s leading radio telescope facilities! 3:30 p.m. ~ 5:00 p.m. Tour lengths will…
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January 2026 Virtual GBT Observer Training Workshop
January 20-23, 2026 – Virtual GBT Observer Training Workshop The registration deadline has passed. If you are a GBT observer in need of training for active projects, please contact Will Armentrout (ude.o1775987611arn@r1775987611tnemr1775987611aw1775987611). The GBT Training Workshop will include four days of intensive instruction on how to observe with the Green Bank Telescope. Applications will be…
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Veterans Day special
Tour admission for Veterans and active-duty military personnel is always free at the Green Bank Observatory, but in honor of the holiday weekend, we invite those who have served to bring up to 3 additional guests for a FREE tour! Please join us Saturday, November 8 – Monday, November 10 for a guided tour. Tours…
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Family Science Lab
Lighting Up Fall Colors Join us for a fun-filled afternoon of hands-on family science learning! We’ll be making simple circuits to light up a variety of fall-themed crafts, including pumpkins, spiders, colorful turkeys, and more! Free for all ages, no reservations required. Young children will need support from an older sibling or their adult caregivers…