Allan I Carswell Observatory

LXCL:8:00PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

8:00PM General Admission

LXCL:8:15PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

8:15PM General Admission

LXCL:8:30PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

8:30PM General Admission

LXCL:8:45PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

8:45PM General Admission

LXCL:9:00PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

9:00 PM General Admission

LXCL:9:15PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

9:15PM General Admission

LXCL:9:30PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

9:30PM General Admission

LXCL:9:45PM Ticket. Make sure to bring your ticket to go on the tour. Keep in mind the event is WEATHER DEPENDANT! Note: This tour is at the arboretum parking garage roof and NOT in the observatory (Petrie) building

9:45PM General Admission

Welcome to the York University Allan I Carswell Astronomical Observatory!We are running regular in person shows. Events are all-ages. These sessions will only go ahead if the weather is CLEAR.  Masks are recommended. The location is the 'Arboretum Lane Parking Garage' just across from the 'York University Petrie Science and Engineering' building at York University. To enter the observatory atrium go to the top level of the parking garage and look for the wire enclosure with the telescopes. Please keep in mind only one ticket booking per person is currently allowed. We do not have in-person tickets. We will be hosting our free in-person tours every Wednesday (except some holidays). For more info, please visit our website: <a href="https://www.yorku.ca/science/observatory/" style="text-decoration-color:initial;user-select:auto;box-sizing:inherit">https://www.yorku.ca/science/observatory/</a> Our regular online public viewing will continue every Monday evening from 9-10pm ET, with audio from York Universe podcast and broadcasting at:  <a href="https://www.youtube.com/user/YorkUObservatory/live" style="text-decoration-color:initial;user-select:auto;box-sizing:inherit">https://www.youtube.com/user/YorkUObservatory/live</a> On the last Friday of each month, we will be broadcasting live astronomy episodes on YouTube from 7:30pm ET on our Final Friday TeleTube broadcast at: <a href="https://www.youtube.com/user/YorkUObservatory/live" style="text-decoration-color:initial;user-select:auto;box-sizing:inherit">https://www.youtube.com/user/YorkUObservatory/live</a> For weather updates and all information see our website at https://www.yorku.ca/science/observatory/ You can also email us at observe@yorku.ca! Happy viewing, hope to see you all either online or at one of our in person events.

Hello <span contenteditable="false" data-custom-variable="{{firstname}}" fr-original-class="fr-deletable styled-tag-chip " fr-original-style="" style="background-color: rgb(248, 248, 255); border: 1px solid rgb(191, 191, 255); border-radius: 4px; color: rgb(42, 42, 196); padding: 1px 8px; font-size: 11px; display: inline-block; margin: 0px; overflow-wrap: anywhere; user-select: none; box-sizing: inherit;">First name <span contenteditable="false" data-custom-variable="{{lastname}}" fr-original-class="fr-deletable styled-tag-chip " fr-original-style="" style="background-color: rgb(248, 248, 255); border: 1px solid rgb(191, 191, 255); border-radius: 4px; color: rgb(42, 42, 196); padding: 1px 8px; font-size: 11px; display: inline-block; margin: 0px; overflow-wrap: anywhere; user-select: none; box-sizing: inherit;">Last name, Thank you for choosing a tour at the <a fr-original-style="text-decoration-color:initial;user-select:auto;box-sizing:inherit;" href="https://www.yorku.ca/science/observatory/" style="text-decoration-color:initial;user-select:auto;box-sizing:inherit;">Allan I Carswell Observatory</a>. We look forward to welcoming you to the Atrium. Please keep in mind that there are TWO different locations (the Atrium and the Observatory) for our tours so read your event description map to make sure you arrive at the correct location. This tour is an Atrium Tour. You will need to go to top level of the Arboretum Lane parking garage and look for the wire enclosure with the telescopes. You can find us at: &nbsp; 📭 &nbsp; at our arboretum location. Please make sure to remember that this is a weather dependent event, if it is rainy/cloudy the event will not go ahead. As a reminder, it is also recommended that you wear practical shoes and consider bringing a red flashlight for navigation especially on Atrium location tours as the ground may be uneven and lighting will be dim/dark. <a fr-original-style="text-decoration-color:initial;user-select:auto;box-sizing:inherit;" href="https://giving.yorku.ca/Observatory" style="text-decoration-color:initial;user-select:auto;box-sizing:inherit;" target="_self">If you enjoy these free tours please consider donating to the observatory so that we can keep them running! </a> Kind regards. Observatory Team

Welcome to the York University Allan I Carswell Astronomical Observatory!We are running regular in person shows. Events are all-ages. These sessions will only go ahead if the weather is CLEAR.  Masks are recommended. The location is the 'Arboretum Lane Parking Garage' just across from the 'York University Petrie Science and Engineering' building at York University. To enter the observatory atrium go to the top level of the parking garage and look for the wire enclosure with the telescopes. Please keep in mind only one ticket booking per person is currently allowed. We do not have in-person tickets. We will be hosting our free in-person tours every Wednesday (except some holidays). For more info, please visit our website: <a href="https://www.yorku.ca/science/observatory/">https://www.yorku.ca/science/observatory/</a> Our regular online public viewing will continue every Monday evening from 9-10pm ET, with audio from York Universe podcast and broadcasting at:  <a href="https://www.youtube.com/user/YorkUObservatory/live">https://www.youtube.com/user/YorkUObservatory/live</a> On the last Friday of each month, we will be broadcasting live astronomy episodes on YouTube from 7:30pm ET on our Final Friday TeleTube broadcast at: <a href="https://www.youtube.com/user/YorkUObservatory/live">https://www.youtube.com/user/YorkUObservatory/live</a> For weather updates and all information see our website at https://www.yorku.ca/science/observatory/ You can also email us at observe@yorku.ca! Happy viewing, hope to see you all either online or at one of our in person events.

Allan I Carswell Observatory

Allan I. Carswell Arboretum In person event, April 22nd 2026

Arboretum Parking Garage

8:00PM General Admission

Free

8:15PM General Admission

Free

8:30PM General Admission

Free

8:45PM General Admission

Free

9:00 PM General Admission

Free

9:15PM General Admission

Free

9:30PM General Admission

Free

9:45PM General Admission

Free