News & Events Mount Stromlo Observatory’s 100th Anniversary Body In 1924, the Commonwealth Solar Observatory was established on Mount Stromlo. Today, Mount Stromlo Observatory is the headquarters of the ANU Research School of Astronomy and Astrophysics, and for 100 years, has been a world-renowned community of researchers exploring the heavens. Celebrate our 100th anniversary in 2024 with a variety of special events. Upcoming events 17 Sep 2024 | 9am Mount Stromlo Observatory 100th Anniversary Open Day As part of the Mt Stromlo Observatory 100th Anniversary celebrations, we will be holding an open day on Tuesday 17 September. View the event 18 Sep 2024 | 9am Mount Stromlo Observatory 100th Anniversary Symposium The Research School of Astronomy and Astrophysics (RSAA) will be hosting a 1-day symposium on 18 September highlighting the contributions of scientists at Mount Stromlo since the establishment of the Commonwealth Solar Observatory 100 years ago. View the event 19 Sep 2024 | 7 - 8:15pm Mount Stromlo 100th - Oxygen: Breathing the Universe Oxygen: Breathing the Universe with Prof Lisa Kewley View the event Past events 21 Jun 2024 | 7 - 8:15pm Mount Stromlo 100th - Telescopes: 100 years of evolving technology and advancing discovery Telescopes: 100 years of evolving technology and advancing discovery with Prof Matthew Colless View the event 4 Apr 2024 | 7 - 8:15pm Mt Stromlo 100th - Revealing the Invisible Universe with the Square Kilometre Array Revealing the Invisible Universe with the Square Kilometre Array with Prof Naomi McClure-Griffiths View the event