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Organization	Location	Revenue	Expenses	Assets	Program	Fundr. cost	Employees	Type
Radiological Society of North America INC The SOCIETY is organized for scientific, educational, and charitable purposes to advance radiology through… 15-0539115 · FY2024	Oak Brook, IL	$68.5M	$68.4M	$218.3M	76%	1%	274	501(c)(3)
American Astronomical Society To promote scientific research in and public understanding of astronomy and astrophysics. 21-0735173 · FY2024	Washington, DC	$21.9M	$21.7M	$25.5M	80%	0%	42	501(c)(3)
Arizona Science Center To inspire, educate and engage curious minds through SCIENCE. 86-0390558 · FY2023	Phoenix, AZ	$17.3M	$14.3M	$49.0M	73%	5%	206	501(c)(3)
Northwest Medical Physics Center To provide precise state of the art radiation oncology PHYSICS services to cancer patients and to provide… 91-1098479 · FY2024	Everett, WA	$15.7M	$14.5M	$6.1M	91%	0%	52	501(c)(3)
Lowell Observatory The mission of LOWELL OBSERVATORY is to pursue the study of astronomy, especially the study of our solar… 86-0098918 · FY2024	Flagstaff, AZ	$11.9M	$19.5M	$97.9M	78%	9%	183	501(c)(3)
Maryland Academy of Sciences The organization provides educational programs for those interested in the science field. 52-0668166 · FY2024	Baltimore, MD	$10.4M	$8.7M	$43.9M	69%	5%	104	501(c)(3)
Center for Open Science INC Form 990, part I, line 1, description of organization mission: the CENTER for OPEN SCIENCE (cos) is dedicated… 46-1496217 · FY2024	Charlottesvle, VA	$10.2M	$8.8M	$16.3M	85%	4%	41	501(c)(3)
Omaha Discovery Trust The luminarium opened in april 2023 with more than 125 interactive exhibits and a kaleidoscope of engaging… 32-0596113 · FY2024	Omaha, NE	$9.5M	$13.2M	$87.1M	72%	4%	145	501(c)(3)
Michigan Science Center The mission of the MICHIGAN SCIENCE CENTER is to inspire curious minds of all ages to discover, explore and… 45-5190355 · FY2024	Detroit, MI	$8.9M	$6.1M	$7.9M	75%	9%	62	501(c)(3)
Center for Research Libraries To foster and advance scholarly and scientific RESEARCH. 36-2167788 · FY2024	Chicago, IL	$8.8M	$7.8M	$30.5M	92%	0%	50	501(c)(3)
Houston Advanced Research Center Using independent research to develop sustainable solutions to improve quality of life. 76-0038315 · FY2024	Spring, TX	$7.8M	$7.8M	$6.8M	65%	4%	45	501(c)(3)
Astrophysical Research Consortium Astrophysical Research Consortium was established to design, build and operate a variety of sizes and shapes… 91-1265806 · FY2024	Seattle, WA	$5.2M	$11.2M	$34.7M	96%	0%	60	501(c)(3)
Center for Excellence in Education Through its programs, the CENTER seeks high achieving high school and university students from diverse… 52-1256563 · FY2024	McLean, VA	$4.2M	$3.6M	$11.9M	86%	8%	27	501(c)(3)
Soar Consortium INC Scientific research in astronomy. 86-0944542 · FY2023	Tucson, AZ	$3.4M	$4.4M	$22.0M	90%	0%	—	501(c)(3)
Whitaker Center for Science and the Arts To serve as the CENTER for scientific, artistic, and educational activities to enhance the region's quality… 25-1724566 · FY2024	Harrisburg, PA	$2.8M	$4.0M	$24.8M	64%	13%	87	501(c)(3)
The American Center of Research Incorporated The American Center of Research (ACOR) is a non-profit academic, education, and scientific institution, which… 23-7084091 · FY2024	Alexandria, VA	$2.5M	$4.2M	$12.9M	70%	0%	5	501(c)(3)
Science Central INC SCIENCE CENTRAL is a regional resource that provides inspiring and fun hands-on SCIENCE education for all… 31-1032583 · FY2024	Fort Wayne, IN	$2.2M	$3.1M	$7.8M	68%	13%	46	501(c)(3)
Centro Criollo De Ciencias Y Tecnologia INC Science and technological educational center 66-0703415 · FY2024	Caguas, PR	$2.1M	$1.9M	$1.1M	6%	0%	9	501(c)(3)
Philadelphia Area Center for History of Science Promoting scholarly and public understanding of HISTORY of SCIENCE, technology and medicine. 80-0218628 · FY2023	Philadelphia, PA	$1.8M	$589.8K	$5.2M	75%	11%	4	501(c)(3)
Center for Common Sense in Science The CENTER is a well-respected champion of fact-based SCIENCE recognized for its efforts to seek integrity in… 81-2327719 · FY2024	Chicago, IL	$1.2M	$1.2M	$741.4K	83%	5%	—	501(c)(3)
Aspen Youth Center ASPEN YOUTH CENTER (the organization) provides opportunities for YOUTH in grades 4-12, during out-of-school… 74-2554280 · FY2023	Aspen, CO	$619.6K	$665.9K	$1.0M	77%	6%	20	501(c)(3)
Aspen Science Center To advance the public understanding of SCIENCE through lifelong discovery, exploration and education. 84-1677611 · FY2025	Aspen, CO	$592.1K	$599.9K	$133.6K	84%	6%	11	501(c)(3)
Center for Curiosity INC The CENTER of CURIOSITY conducts and engages in transdisciplinary research into the concept of "CURIOSITY"… 47-2000182 · FY2024	New York, NY	$565.3K	$341.9K	$1.3M	99%	1%	—	501(c)(3)
Roper Mountain Science Center Association The organization's mission is to support the long-term sustainability of ROPER MOUNTAIN SCIENCE CENTER… 57-0762287 · FY2024	Greenville, SC	$517.9K	$539.0K	$1.3M	94%	0%	—	501(c)(3)
Center for Performance Research INC The organizations mission is to promote awareness of and appreciation for contemporary dance PERFORMANCE and… 83-0492015 · FY2023	Brooklyn, NY	$400.4K	$474.8K	$779.3K	69%	6%	4	501(c)(3)
Regional Science and Discovery Center INC The organization creates a greater understanding of SCIENCE, math and technology by engaging students in… 16-1462618 · FY2024	Corning, NY	$385.4K	$368.1K	$268.6K	95%	0%	7	501(c)(3)
Kaleidoscope Discovery Center Our mission is to provide opportunities that value science, technology, engineering, arts, and math (STEAM)… 47-3108178 · FY2024	Rolla, MO	$363.4K	$186.4K	$704.7K	100%	0%	—	501(c)(3)
Aspen Center for Learning To provide continuing education for adults with special needs. 88-3493132 · FY2025	Heber City, UT	$350.6K	$99.2K	$1.3M	0%	0%	—	501(c)(3)
Center of Unification of Science Consciousness To gain new scientific knowledge through collaboration with CONSCIOUSNESS researchers & philosophers. 82-5060568 · FY2024	Birmingham, AL	$331.4K	$148.4K	$306.6K	87%	0%	—	501(c)(3)
Aspen Lacrosse Club Aspen Lacrosse Club is a non-profit organization dedicated to promoting the sport of lacrosse in the Aspen… 84-1674154 · FY2024	Basalt, CO	$315.0K	$317.1K	$67.7K	89%	0%	—	501(c)(3)
Center for Advanced Academics The Center for Advanced Academics an independent non-profit organization home to the Online Academy and… 85-1677770 · FY2024	Madison, WI	$245.4K	$214.0K	$63.7K	91%	0%	—	501(c)(3)
The Science Center 37-1298492 · FY2024	Carbondale, IL	$173.4K	—	$274.6K	—	—	—	501(c)(3)
Explorit Science Center Explorit provides innovative, hands on, inquiry-based science activities for children and families on-site in… 68-0010584 · FY2024	Davis, CA	$166.0K	$210.1K	$596.3K	86%	0%	5	501(c)(3)
Aspen Strategy Center 45-3638003 · FY2025	Snowmass, CO	$115.0K	—	$18.6K	—	—	—	501(c)(3)
Denver Astronomical Society 84-0952430 · FY2025	Denver, CO	$113.1K	—	$452.0K	—	—	—	501(c)(3)
Scientific Committee on Solar- Terrestrial Physics Scostep INC 84-2189268 · FY2024	Boulder, CO	$111.7K	—	$319.1K	—	—	—	501(c)(3)
Link Observatory and Space Science Center Corporation 45-5369783 · FY2022	Westfield, IN	$105.4K	—	$0	—	—	—	501(c)(3)
Aspen Parent Faculty Association 77-0373277 · FY2023	Thousand Oaks, CA	$84.5K	—	$114.5K	—	—	—	501(c)(3)
Center for Research on the Changing Earth System To perform and advance basic scientific RESEARCH for public dissemination and benefit on topics relating to… 52-2360982 · FY2022	Clarksville, MD	$0	—	$0	—	—	2	501(c)(3)

2,046,138

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Public data from IRS Form 990 e-file & Business Master File. A 990 shows reported financial activity, not measured program outcomes. Assets are from the IRS BMF and may lag the latest filing; fundraising cost is fundraising expenses as a share of total expenses. · philanthropy.org