{ "138950-21900819": { "datetime_modified":"20260427T090939", "datetime_start":"20260627T120000", "datetime_end":"20260627T230000", "has_end_time":1, "date_start":"2026-06-27", "date_end":"2026-06-27", "time_start":"12:00:00", "time_end":"23:00:00", "time_zone":"America\/Detroit", "event_title":"Watcher of the Sky: Making and Remaking the Detroit Observatory", "occurrence_title":"", "combined_title":"Watcher of the Sky: Making and Remaking the Detroit Observatory", "event_subtitle":"", "event_type":"Exhibition", "event_type_id":"7", "description":"The Detroit Observatory was once a hub of astronomical discovery that put the University of Michigan on the map as a world-class research institution. A century later, it was an abandoned building with an uncertain future. From cornerstone to keystone, from the first director to the people who saved it from destruction, explore the life of a historic observatory 170 years in the making.\n\n\"Watcher of the Sky\" is being developed by student docents at the Detroit Observatory. Presented by the Judy and Stanley Frankel Detroit Observatory, part of the Bentley Historical Library.\n\n\"Watcher of the Sky\" is now on display at the Detroit Observatory (1398 Ann Street, Ann Arbor, 48109). View the exhibit during the Observatory's open hours:\nThursdays 12-5 pm\nFridays 12-11 pm\nSelected Saturdays 12-5 pm", "occurrence_notes":null, "guid":"138950-21900819@events.umich.edu", "permalink":"http:\/\/events.umich.edu\/event\/138950", "building_id":"1000198", "building_name":"Detroit Observatory", "campus_maps_id":"189", "room":"", "location_name":"Detroit Observatory", "has_livestream":0, "cost":"", "tags":["Astronomers","astronomy","bentley historical library","bentley library","Education","educational","Exhibition","free","history","Museum","museums","Science","U-m History","university history","university of michigan history"], "website":"https:\/\/detroitobservatory.umich.edu\/exhibit\/watcher-of-the-sky-making-and-remaking-the-detroit-observatory\/", "sponsors":[ { "group_name":"Judy and Stanley Frankel Detroit Observatory", "group_id":"5385", "website":"https:\/\/detroitobservatory.umich.edu\/" } ], "image_url":"https:\/\/events.umich.edu\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "styled_images":{ "event_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_thumb\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_large":"https:\/\/events.umich.edu\/media\/cache\/event_large\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_large_2x":"https:\/\/events.umich.edu\/media\/cache\/event_large_2x\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/event_large_lightbox\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "group_thumb":"https:\/\/events.umich.edu\/media\/cache\/group_thumb\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "group_thumb_square":"https:\/\/events.umich.edu\/media\/cache\/group_thumb_square\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "group_large":"https:\/\/events.umich.edu\/media\/cache\/group_large\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "group_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/group_large_lightbox\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_large_crop":"https:\/\/events.umich.edu\/media\/cache\/event_large_crop\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_list":"https:\/\/events.umich.edu\/media\/cache\/event_list\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_list_2x":"https:\/\/events.umich.edu\/media\/cache\/event_list_2x\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_grid":"https:\/\/events.umich.edu\/media\/cache\/event_grid\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_grid_2x":"https:\/\/events.umich.edu\/media\/cache\/event_grid_2x\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_feature_large":"https:\/\/events.umich.edu\/media\/cache\/event_feature_large\/media\/attachments\/2025\/09\/event_138950_original-1.jpg", "event_feature_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_feature_thumb\/media\/attachments\/2025\/09\/event_138950_original-1.jpg" }, "occurrence_count":96, "first_occurrence":21884281 } , "148424-21904241": { "datetime_modified":"20260527T094719", "datetime_start":"20260627T120000", "datetime_end":"20260627T230000", "has_end_time":1, "date_start":"2026-06-27", "date_end":"2026-06-27", "time_start":"12:00:00", "time_end":"23:00:00", "time_zone":"America\/Detroit", "event_title":"Saturday Open House", "occurrence_title":"", "combined_title":"Saturday Open House", "event_subtitle":"", "event_type":"Reception \/ Open House", "event_type_id":"17", "description":"Make the Observatory part of your weekend! Tour the historic building, view our exhibits, participate in astronomy activities, and view the sun with our solar telescope (weather dependent). Families welcome, admission is always free. Registration not required.", "occurrence_notes":null, "guid":"148424-21904241@events.umich.edu", "permalink":"http:\/\/events.umich.edu\/event\/148424", "building_id":"1000198", "building_name":"Detroit Observatory", "campus_maps_id":"189", "room":"", "location_name":"Detroit Observatory", "has_livestream":0, "cost":"", "tags":["astronomy","free","history","museums","observing","Science","U-m History","university history","university of michigan history"], "website":"https:\/\/detroitobservatory.umich.edu\/", "sponsors":[ { "group_name":"Judy and Stanley Frankel Detroit Observatory", "group_id":"5385", "website":"https:\/\/detroitobservatory.umich.edu\/" } ], "image_url":"https:\/\/events.umich.edu\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "styled_images":{ "event_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_thumb\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_large":"https:\/\/events.umich.edu\/media\/cache\/event_large\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_large_2x":"https:\/\/events.umich.edu\/media\/cache\/event_large_2x\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/event_large_lightbox\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "group_thumb":"https:\/\/events.umich.edu\/media\/cache\/group_thumb\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "group_thumb_square":"https:\/\/events.umich.edu\/media\/cache\/group_thumb_square\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "group_large":"https:\/\/events.umich.edu\/media\/cache\/group_large\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "group_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/group_large_lightbox\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_large_crop":"https:\/\/events.umich.edu\/media\/cache\/event_large_crop\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_list":"https:\/\/events.umich.edu\/media\/cache\/event_list\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_list_2x":"https:\/\/events.umich.edu\/media\/cache\/event_list_2x\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_grid":"https:\/\/events.umich.edu\/media\/cache\/event_grid\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_grid_2x":"https:\/\/events.umich.edu\/media\/cache\/event_grid_2x\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_feature_large":"https:\/\/events.umich.edu\/media\/cache\/event_feature_large\/media\/attachments\/2026\/05\/event_148424_original-1.jpg", "event_feature_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_feature_thumb\/media\/attachments\/2026\/05\/event_148424_original-1.jpg" }, "occurrence_count":6, "first_occurrence":21904240 } , "148231-21903354": { "datetime_modified":"20260511T165435", "datetime_start":"20260627T150000", "datetime_end":"20260627T163000", "has_end_time":1, "date_start":"2026-06-27", "date_end":"2026-06-27", "time_start":"15:00:00", "time_end":"16:30:00", "time_zone":"America\/Detroit", "event_title":"Walking Tour: Paths of Protest: Stories of Campus Activism at the University of Michigan", "occurrence_title":"", "combined_title":"Walking Tour: Paths of Protest: Stories of Campus Activism at the University of Michigan", "event_subtitle":"", "event_type":"Tours", "event_type_id":"25", "description":"The first teach-in. Lawsuits. Nazi resistance. U-M has long been home to activism, and this walking tour will visit historically significant locations where you will learn about protests on campus. We will cover women\u2019s activism, the legacy of the Treaty of Fort Meigs, the Black Action Movement, anti-Vietnam War activism, and more.\n\nGuided walking tour led by student docents. Duration: 1.25 hours; 1.25 miles. \n\nMeet outside the Michigan League entrance on Ingalls Mall (facing the fountain). \n\nTour will take place in rain or snow, but will be cancelled for severe weather (registrants will be notified via email).\n\nRegistration required: https:\/\/lp.constantcontactpages.com\/ev\/reg\/y3ndg34", "occurrence_notes":"Meet outside the Michigan League entrance on Ingalls Mall (facing the fountain).", "guid":"148231-21903354@events.umich.edu", "permalink":"http:\/\/events.umich.edu\/event\/148231", "building_id":"1000191", "building_name":"Michigan League", "campus_maps_id":"108", "room":"", "location_name":"Michigan League", "has_livestream":0, "cost":"", "tags":["Activism","history","tour","U-m History","university history","university of michigan history"], "website":"https:\/\/lp.constantcontactpages.com\/ev\/reg\/y3ndg34", "sponsors":[ { "group_name":"Judy and Stanley Frankel Detroit Observatory", "group_id":"5385", "website":"https:\/\/detroitobservatory.umich.edu\/" } ], "image_url":"https:\/\/events.umich.edu\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "styled_images":{ "event_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_thumb\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_large":"https:\/\/events.umich.edu\/media\/cache\/event_large\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_large_2x":"https:\/\/events.umich.edu\/media\/cache\/event_large_2x\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/event_large_lightbox\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "group_thumb":"https:\/\/events.umich.edu\/media\/cache\/group_thumb\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "group_thumb_square":"https:\/\/events.umich.edu\/media\/cache\/group_thumb_square\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "group_large":"https:\/\/events.umich.edu\/media\/cache\/group_large\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "group_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/group_large_lightbox\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_large_crop":"https:\/\/events.umich.edu\/media\/cache\/event_large_crop\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_list":"https:\/\/events.umich.edu\/media\/cache\/event_list\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_list_2x":"https:\/\/events.umich.edu\/media\/cache\/event_list_2x\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_grid":"https:\/\/events.umich.edu\/media\/cache\/event_grid\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_grid_2x":"https:\/\/events.umich.edu\/media\/cache\/event_grid_2x\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_feature_large":"https:\/\/events.umich.edu\/media\/cache\/event_feature_large\/media\/attachments\/2026\/05\/event_148231_original-1.jpg", "event_feature_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_feature_thumb\/media\/attachments\/2026\/05\/event_148231_original-1.jpg" }, "occurrence_count":1, "first_occurrence":21903354 } , "148435-21904261": { "datetime_modified":"20260527T120417", "datetime_start":"20260627T210000", "datetime_end":"20260627T230000", "has_end_time":1, "date_start":"2026-06-27", "date_end":"2026-06-27", "time_start":"21:00:00", "time_end":"23:00:00", "time_zone":"America\/Detroit", "event_title":"Telescope Observing", "occurrence_title":"", "combined_title":"Telescope Observing", "event_subtitle":"", "event_type":"Tours", "event_type_id":"25", "description":"Join us to observe the night sky with the 1857 Fitz telescope and our collection of modern instruments.\n\nLocated on Central Campus next to Alice Lloyd Hall and Couzens Hall. Free admission; no registration required.\n\nThe Observatory will be open for exploration even if the weather does not permit telescope observing. We strive to always have interesting things for you to do!", "occurrence_notes":null, "guid":"148435-21904261@events.umich.edu", "permalink":"http:\/\/events.umich.edu\/event\/148435", "building_id":"1000198", "building_name":"Detroit Observatory", "campus_maps_id":"189", "room":"", "location_name":"Detroit Observatory", "has_livestream":0, "cost":"", "tags":["astronomy","free","history","observing","Science","Telescope Observation","telescope viewing","Telescopes"], "website":"https:\/\/detroitobservatory.umich.edu\/", "sponsors":[ { "group_name":"Judy and Stanley Frankel Detroit Observatory", "group_id":"5385", "website":"https:\/\/detroitobservatory.umich.edu\/" } ], "image_url":"https:\/\/events.umich.edu\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "styled_images":{ "event_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_thumb\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_large":"https:\/\/events.umich.edu\/media\/cache\/event_large\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_large_2x":"https:\/\/events.umich.edu\/media\/cache\/event_large_2x\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/event_large_lightbox\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "group_thumb":"https:\/\/events.umich.edu\/media\/cache\/group_thumb\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "group_thumb_square":"https:\/\/events.umich.edu\/media\/cache\/group_thumb_square\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "group_large":"https:\/\/events.umich.edu\/media\/cache\/group_large\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "group_large_lightbox":"https:\/\/events.umich.edu\/media\/cache\/group_large_lightbox\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_large_crop":"https:\/\/events.umich.edu\/media\/cache\/event_large_crop\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_list":"https:\/\/events.umich.edu\/media\/cache\/event_list\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_list_2x":"https:\/\/events.umich.edu\/media\/cache\/event_list_2x\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_grid":"https:\/\/events.umich.edu\/media\/cache\/event_grid\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_grid_2x":"https:\/\/events.umich.edu\/media\/cache\/event_grid_2x\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_feature_large":"https:\/\/events.umich.edu\/media\/cache\/event_feature_large\/media\/attachments\/2026\/05\/event_148435_original-1.jpg", "event_feature_thumb":"https:\/\/events.umich.edu\/media\/cache\/event_feature_thumb\/media\/attachments\/2026\/05\/event_148435_original-1.jpg" }, "occurrence_count":14, "first_occurrence":21904257 } , "138950-21900831": { "datetime_modified":"20260427T090939", "datetime_start":"20260702T120000", "datetime_end":"20260702T170000", "has_end_time":1, "date_start":"2026-07-02", "date_end":"2026-07-02", "time_start":"12:00:00", "time_end":"17:00:00", "time_zone":"America\/Detroit", "event_title":"Watcher of the Sky: Making and Remaking the Detroit Observatory", "occurrence_title":"", "combined_title":"Watcher of the Sky: Making and Remaking the Detroit Observatory", "event_subtitle":"", "event_type":"Exhibition", "event_type_id":"7", "description":"The Detroit Observatory was once a hub of astronomical discovery that put the University of Michigan on the map as a world-class research institution. 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