AMERICAN ASSOCIATION OF VARIABLE STAR OBSERVERS (AAVSO)

International nonprofit organization and world leader in variable star research, with a mission to enable anyone to participate in scientific discovery.

• Astronomy (includes Observatories)

• 191.

Nebraska Star Party Inc

Nebraska Star Party is one of the nation's premier stargazing events held under the dark skies of Nebraska's beautiful Sandhills The Nebraska Star Party Next Star Party July 20th 25th 2025 Location Merritt ReservoirValentine Nebraska Online registration is now open Discover the Wonders of the Night Sky Join us at the Nebraska Star Party for an unforgettable week of stargazing family fun and natural beauty at Merritt Reservoir.

Day Star Productions

Raising both the scientific and theological standards used by Christians—and helping all see Jesus’ message as truly good news Welcome to Day Star Ministries.

• Research Institutes and/or Public Policy Analysis

• 193.

Southern Vermont Astronomy Group

Monthly Members Meetings Second Tuesdays 7pm Event Details 1879 Schoolhouse Perkinsville Vermont Directions To see full calendar click here Member Astrophotos In the Sky Image Sites Administration Main Menu Clear Sky Chart Clear Outside Chart Sky Chart ISS Visible Passes .

• Single Organization Support

• 194.

Wolf Mountain Nature Center Inc

TO OBSERVE ANIMAL BEHAVIORS AND PRESENT OBJECTIVE EDUCATIONAL PROGRAMS ABOUT GRAY WOLVES, EASTERN COYOTES, AND THE ARCTIC FOX.

Friends of Schlitz Audubon Nature Center, Inc.

Our mission is to conserve our land’s diverse habitats on Lake Michigan and provide meaningful experiences and environmental education for all.

• Professional Societies & Associations

• 196.

National Council for Geocosmic Research Inc

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Memphis Astronomical Society

The Memphis Astronomical Society is a non-profit, public service organization promoting interest and education in astronomy and related sciences.

• Radio

• 198.

Longmont Amateur Radio Club Inc

The Longmont Amateur Radio Club of Boulder Colorado was formed many years ago to provide public infor Serving the Longmont Colorado Community.