... Hubble's 25th Anniversary Symposium . ... Events . ... Space Telescope Science InstituteљћљBaltimore, MD . With an eye towards the future, this symposium will celebrate the extraordinary impact that the Hubble Space Telescope has had on science, culture, and society. ... In the afternoon of Thursday, April 23 (2-5pm), we are planning a Hubble 25th celebratory event which will include the 25th Anniversary Bahcall Lecture to be given by Prof. Robert Kirshner (Harvard Smithsonian CfA). ...