open house – National Radio Astronomy Observatory

this image is purely decorative, it features a velociraptor encouraging you to visit the VLA Open House.

NSF NRAO to Host Spring 2026 VLA Open House

NSF NRAO invites the public to the U.S. National Science Foundation Very Large Array (NSF VLA) for its annual Spring Open House on Saturday, April 18, 2026, from 9:00 a.m. to 4:00 p.m.

NSF NRAO Very Large Array to Host Fall Open House October 11

The U.S. National Science Foundation National Radio Astronomy Observatory (NSF NRAO) invites the public to the U.S. National Science Foundation Very Large Array (NSF VLA) for its annual Fall Open House on Saturday, October 11, 2025, from 9:00 a.m. to 4:00 p.m. This free, family-friendly event offers a rare chance to explore one of the world’s most iconic astronomical observatories through guided tours, talks by experts, hands-on learning activities, and more.

Sunset view of the VLA with text overlay of open house details

The Very Large Array to Host Fall Open House on October 12, 2024

The U.S. National Science Foundation National Radio Astronomy Observatory (NSF NRAO) is thrilled to invite the public to the NSF Very Large Array (NSF VLA) Fall Open House on Saturday, October 12, 2024, from 9:00 am to 4:00 pm.

The Very Large Array to Host Spring Open House Event on April 20, 2024

The VLA Spring Open House promises a day filled with enriching experiences, including guided tours, captivating talks, educational activities, and a variety of local food options.

The National Radio Astronomy Observatory is a facility of the U.S. National Science Foundation operated under cooperative agreement by Associated Universities, Inc.
	Founded in 1956, the NRAO provides state-of-the-art radio telescope facilities for use by the international scientific community. NRAO telescopes are open to all astronomers regardless of institutional or national affiliation. Observing time on NRAO telescopes is available on a competitive basis to qualified scientists after evaluation of research proposals on the basis of scientific merit, the capability of the instruments to do the work, and the availability of the telescope during the requested time. NRAO also provides both formal and informal programs in education and public outreach for teachers, students, the general public, and the media.
	The U.S. National Science Foundation (NSF) is an independent federal agency created by Congress in 1950 "to promote the progress of science; to advance the national health, prosperity, and welfare; to secure the national defense..."
	AUI collaborates with the scientific community and research sponsors to plan, build, and operate cutting-edge facilities. We cultivate excellence, deliver value, enhance education, and engage the public.