All Space Considered
The third Thursday of each month, the Observatory presents this free inside look at the most talked-about subjects in astronomy, space science, and space exploration. Observatory curatorial staff and special guests bring visitors up to date on what is going on in space. The presentations are offered free to the public.
Upcoming All Space Considered
Griffith Observatory broadcasts this public program live from the Leonard Nimoy Event Horizon Theater on the third Thursday of every month. Join the Observatory’s curatorial staff as they examine and explain the most-talked-about subjects in astronomy and space science.
It is free to attend in-person or stream on YouTube.
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Stream Past Shows
All Space Considered – July 2025
Griffith Observatory broadcasts this public program live from the Leonard Nimoy Event Horizon Theater on the third Thursday of every month. Join the Observatory's curatorial staff as they examine and explain the most-talked-about subjects in astronomy and space science. It is free to attend in-person or stream on YouTube.
All Space Considered – June 2025
Griffith Observatory broadcasts this public program live from the Leonard Nimoy Event Horizon Theater on the third Thursday of every month. Join the Observatory's curatorial staff as they examine and explain the most-talked-about subjects in astronomy and space science. It is free to attend in-person or stream on YouTube.
All Space Considered – May 2025
Griffith Observatory broadcasts this public program live from the Leonard Nimoy Event Horizon Theater on the third Thursday of every month. Join the Observatory's curatorial staff as they examine and explain the most-talked-about subjects in astronomy and space science. It is free to attend in-person or stream on YouTube.
All Space Considered – April 2025
Griffith Observatory broadcasts this public program live from the Leonard Nimoy Event Horizon Theater on the third Thursday of every month. Join the Observatory's curatorial staff as they examine and explain the most-talked-about subjects in astronomy and space science. It is free to attend in-person or stream on YouTube.
All Space Considered with Dr. Andrea M. Ghez – March 2025
The March 2025 All Space Considered program features a conversation with Nobel Prize-winning astrophysicist Dr. Andrea Ghez. It will be presented live in the Leonard Nimoy Event Horizon theater on Thursday, March 20, 2025. This month's program will NOT be streamed on YouTube. Attendance at the program is free. Advance registration for this month's event is recommended, but not required.
All Space Considered – February 2025
Griffith Observatory broadcasts this public program live from the Leonard Nimoy Event Horizon Theater on the third Thursday of every month. Join the Observatory's curatorial staff as they examine and explain the most-talked-about subjects in astronomy and space science. It is free to attend in-person or stream on YouTube.