American Meteor Society

American Meteor Society - Meteor observing

Accurate observer reports on fireballs and meteors

Multiple locations, including yours!

Ongoing

Citizen ScienceEducationNature & OutdoorsGeology & Earth ScienceAstronomy & SpaceClimate & Weathermeteoritesmeteor showerat nightastronomy & spacespacemeteorsspace scienceplanetsnightnasafireballs

UCLA / NASA / The Planetary Society / Zooniverse

Are we alone in the universe?

Join the search for extraterrestrial civilizations!

Anywhere

Ongoing

Citizen ScienceBiologyAstronomy & SpaceComputers & Technologyexoplanetssetiplanetsnasa-sciacttechnosignaturescivilizationslife_nasa

NASA's Universe of Learning

AstroViz Visualizations

Anywhere

Ongoing

WorkshopAstronomy & SpaceOnline: On Your Own

Amateur Astronomers, Inc.

A Trillion Pixels a Night: The Latest Results from the Vera Rubin Observ...

Roy Smith Theatre NJ

September 20, 2025 at 1:00 AM through 1:00 AM

CommunityAstronomy & Space

New Mexico Consortium

Aurorasaurus Semiannual Report-A-Thon

Online Aurorasaurus Report-A-Thon, Sat, Sept 20, 1-4pm ET (17:00-20:00 UTC)! Bring your photos with verified locations/times–2024 welcome! Help gather data, ask questions, and hang out with a community of aurora lovers. There will be prizes!
REGISTER: https://bit.ly/reportsept25

Anywhere

September 20, 2025 at 5:00 PM through 8:00 PM

citizen science participatory science virtual aurora photographyNASA SciAct NASAAurorasaurus

NASA / Zooniverse

Backyard Worlds: Cool Neighbors

Discover the Sun’s most extreme cosmic neighbors.

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Ongoing

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NASA / Zooniverse

Backyard Worlds: Planet 9

Search the realm beyond Neptune for new brown dwarfs and planets.

Anywhere

Ongoing

Citizen ScienceAstronomy & Spaceplanetsstars_nasawisenasaplanet ninesolar systemtop viewed 2021nasa-sciactbrown dwarfs

Made possible by the NASA Citizen Science for Earth Systems Program (CSESP), the Chesapeake Water Watch is a joint project between the Smithsonian Environmental Research Center (SERC) and the City College of New York (CCNY).

Chesapeake Water Watch (CWW)

Improve Chesapeake Bay water quality

Multiple locations, including yours!

Ongoing

Citizen ScienceOcean Water MarineEcology & EnvironmentAstronomy & Spacesatelliteswater sampleshydrocolormarine scienceestuarycsm2025_nasanasa-supportedwater quality monitoringnasachesapeake baynasa-sciact

Southwest Research Institute

Citizen CATE 2024 (Citizen Continental-America Telescopic Eclipse 2024 experiment)

Measure polarized light to understand the magnetic field & plasma in the corona

Multiple locations, including yours!

Ongoing

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NASA / Zooniverse

Cloudspotting On Mars

Characterize exotic clouds high in the Martian atmosphere.

Anywhere

Ongoing

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