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Big Astronomy is a multifaceted research and outreach project supported by several partners and funded by the National Science Foundation. It includes the award-winning planetarium show Big Astronomy: People, Places, Discoveries which highlights the diverse people who enable discoveries at world-class observatories in Chile. Big Astronomy also hosts live educational events online and offers a variety of hands-on activities now adapted for remote learning.

Discover the show, engage in ongoing conversations with observatory staff, explore educational activities, and more.

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Upcoming Events

Apr 29

Big Astronomy Day – Community Event

Live Events Replay

REPLAY – Real People, Big Astronomy: Dr. Sian Proctor

Dr. Sian Proctor is a geoscientist, explorer, space artist, and astronaut. She was the mission pilot for the Inspiration4 all-civilian orbital mission to space, the first of its kind. In this event, we learned about Sian’s varied career path and her three day mission...

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Big Astronomy Community Day

Big Astronomy Day - Community Event It takes big teams of diverse people from around the world to enable big discoveries and make big astronomy work. On Astronomy Day 2023, will you participate in our community event? Sign up here! How to Participate Show the Big...

Blanco telescope at the The Cerro Tololo Inter-American Observatory is an astronomical observatory

Interested in Visiting Observatories in Chile?

Are you a planetarian, amateur astronomer, K through college formal or informal educator, or do you work in astronomy communication? If the answer is yes, check out the Astronomy in Chile Educator Ambassadors Program (ACEAP) TODAY!

Astro Ambassadors