Welcome! Click on a project to get started.Use your skills as a citizen scientist to explore how light impacts your view of the night sky and life on Earth.
Become a SciStarter Ambassador!
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Applications for Cohort 3 are still open!

Libraries and community organizations need your help to spark excitement for citizen science and keep the momentum going!

The SciStarter Ambassador Program offers FREE training to volunteers ready to make an impact in their communities.

Ready to make a difference? Complete your application by January 25th to join the movement!