Jupiter Triple Shadow Transit January 23, 2015

Griffith Observatory

A rare celestial event took place on Friday night, January 23, 2015, when the shadows of three of Jupiter’s four largest moons – Io, Europa, and Callisto – fell upon Jupiter at the same time.

Hubble Space Telescope 25th Anniversary

Leonard Nimoy Event Horizon Theater

Visit Griffith Observatory for four days of celebrations that recognize the 25th anniversary of the launch of the Hubble Space Telescope.

New Horizons reaches Pluto!

Leonard Nimoy Event Horizon Theater

Celebrate as New Horizons reaches Pluto at Griffith Observatory, or watch live on GriffithTV.