Green Bank Observatory - Home of the GBT

Visit
- - - Visit the Green Bank Science Center
      
      Everything you need to know about visiting Green Bank including our tours, the Exhibit Hall, our Gift Shop, and the Starlight Café.
Education
- - - Educational Programs
      
      In this section you will discover our educational offerings here at Green Bank Observatory. Be part of the science!
- - - Students forming a human pyramid in front of the 40 Foot Educational Telescope
  - - Student Research
    - Radio Astronomer For a Day
  - - Try it at home
    - Field Trips (Day visits)
  - - Outreach
    - Education Resources
  - - Scout Weekends
Science
- - - Science at the Green Bank Observatory
      
      Learn about our scientific programs, meetings and workshops, our staff, and more
Users Portal
- - - Users Portal Page
      
      In this section observers will find information for using our telescopes.
Media
- - - Media and Media Relations
      
      Find news, updates, and information for the media – including information on media visits and public photography on site.
Spectrum
- - - Spectrum
      
      In this section you may learn more about spectrum and spectrum management.
- - - The National Radio Quiet Zone (NRQZ) contains the Green Bank Observatory, and the Sugar Grove site.
  - - Interference Protection
    - RFI Monitoring
  - - The Quiet Zones
    - Site Policy
About
- - - About the Green Bank Observatory
      
      Learn more about our history and our facility in the sections below.

2026 Jansky Lecture

2026 Jansky Lecture

What do we know about the Big Bang? That is literally the title of this year’s Jansky Lecture to be held on 26 October at 7 p.m.

Recent Press Releases

More GBO News

News Release

Radar Echoes From Europa Reveal Secrets Beneath the Ice

News Release

NSF NRAO at 248th AAS

News Release

Painting the Giant: NSF Green Bank Telescope Gets Critical Makeover

News Release

Pocahontas County Students Shine at Science Fair — With a Little Help from the NSF Green Bank Observatory

GBO Events

Full Events Calendar

25 October

Public Events

Sunday

Fall Daily Guided Site Tours

View Detail

26 October

Public Events

Monday

Fall Daily Guided Site Tours

View Detail

26 October

Monday

2026 Jansky Lecture

7:00 pm – 9:00 pm

View Detail

27 – 30 October

Green Bank Observatory

Tuesday

October 2026 Virtual GBT Observer Training Workshop Sold Out

9:00 am – 3:00 pm

Green Bank, WV

View Detail

No event found!

Telescopes

More about our telescopes

Green Bank Telescope

20 Meter

40 Foot