Featured 7:30 pm - 9:00 pm All Space Considered – September 2019 Featured September 6, 2019 @ 7:30 pm - 9:00 pm All Space Considered – September 2019 Griffith Observatory holds this public program online on the first Friday of every month. Join the Observatory's curatorial staff as they examine and explain the most-talked-about subjects in astronomy and space science.