Live events usually offer time for Q & A (via chat). They offer a chance to communicate with experts in the astronomy field and professional planetarium presenters..
Most live shows require sign-up in advance.
Some live shows are recorded for later viewing. Recordings may be available for a limited time or indefinitely.
Remember to check time zoneand convert to your time zone if needed.
Part of California Academy of Sciences. They have frequent free short shows for kids. They are NOT recorded for later viewing. To see what is coming up go to Academy @ home page or to their Facebook Page.