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Public Events

The Center for Astrophysics | Harvard & Smithsonian sponsors a variety of free programs for the public. Among these events are Observatory Nights. Observatory Nights feature a nontechnical lecture intended for high-school age and older audiences but children are also welcome. We also sponsor a variety of other special observing events throughout the year. Admission is free.

Sign up for our mailing to learn about future events here. For more information, or to request accessibility services, email

Cambridge Explores the Universe
Saturday, September 30, 2023 | 12-4 pm

Cambridge Explores the Universe image

Come visit us on Observatory Hill, and see what the Center for Astrophysics | Harvard & Smithsonian has been discovering about our Universe! Cambridge Explores the Universe invites space scientists of all ages to explore the wonder of the universe together at this out-of-this-world astronomy extravaganza, and meet researchers, scientists, and staff who will help you to explore the mysteries of deep space!

The event will be held at the Center for Astrophysics | Harvard & Smithsonian, 60 Garden Street, Cambridge, MA

Additional details, as well as the opportunity to RSVP, can be found here.


Enjoy our catalog of previous Public Observatory Nights at our YouTube channel, including this featured presentation on NASA's Parker Solar Probe.