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5 June

UTM: We, Together: Integrative Science and Two-Eyed Seeing

Prof. Cheryl Bartlett was co-developer of "Integrative Science" and of "Two-Eyed Seeing," and was one of the organizers of International Year of Astronomy in Canada. In this sesquicentennial year, when Aboriginal culture and education require our attention, her work is of special interest.
3 June

Solar System Social: Asteroids, Beer & Meteorites

Solar System Social is a space-themed speaker series that brings exciting ideas and research from the field of planetary science to the general public in form of short, informative, and interesting talks that last about 15 minutes each. This event focuses on asteroids and meteorites.
3 June

Solar Observing (GO for Saturday)

Join us at the Ontario Science Centre for our monthly Solar Observing on the TELUSCAPE observing pad. This is the area in front of the Science Centre's entrance. We use specialized telescopes that are safe to aim at the Sun. Check our home page on the Friday prior for go/no-go calls as this event is weather dependent.
2 June

Millennium Square Stargazing Night (GO for Friday)

Everyone is invited to join us and Durham Skies on June 2 for stargazing at the edge of Lake Ontario. Take a free look through different kinds of telescopes to get close-up views of craters on the Moon and spectacular Jupiter! Learn the names of the stars of spring and the constellation patterns they form. Peer deep into space and try your hand at spotting faint star clusters and nebulae. You can even bring your own telescope along and we'll give you advice on how to use it better.
1 June

UofT AstroTour: The Life and Times of Supernova 1987A

Thirty years ago, the world was dazzled by the discovery of the fiery explosion of a dying star, called Supernova 1987A. This supernova was the brightest observed since the invention of the telescope 400 years ago, and the explosion and remnant has been actively studied ever since.
1 June

Northern District Library: Orchardviewers: What Happens When all the Dark Places are Gone?

Spend the afternoon with Dr. Jennifer West, Postdoctoral Fellow at the Dunlap Institute for Astronomy and Astrophysics in the University of Toronto. Dr. West will speak about the importance of preserving dark skies and dark sky preserves.
31 May

Dark Sky Star Party (GO for Wednesday)

See the milky way and galaxies with the unaided eye. Point your telescope to find the many dim deep space objects that sprinkle the sky. Away from Toronto's light polution, there is so much to see. We observe from the Long Sault Conservation area, an hour outside of Toronto. We meet around dusk once a month in the parking lot for views only seen in dark sky conditions. We hold this event on the first clear night of our week-long window, so the date and time are determined closer to.
27 May

CAO 2017 Spring Work Party

It’s that time of year again…..time to get the Carr Astronomical Observatory (CAO) ready for another season of observing for our members. This year’s Spring Work Party will take place May 27-28, 2017 - this is the weekend after the Victoria Day weekend. We do not have any major projects planned - just the normal season opening activities and many small jobs.
26 May

RASC Mississauga: Exoplanetary Update: Proxima Centauri b

Speaker: Professor Paul Delaney, York University
26 May

UofT Planetarium: The Life and Death of Stars

Showtimes: 7:00pm, 8:00pm and 9:00pm The stars in the night sky seem unchanging and eternal, and have remained the same for the history of human civilization. However, over millions and billions of years, new stars are born, live out their long lives, and eventually die in a blaze of glory. In this show, we will be exploring the lives of stars by visiting stellar nurseries, supernova remnants and much more!
25 May

New Moon - 3:44pm EDT

The moon is between us and the sun. Without the moon in the sky at night, deep sky objects are easier to observe.
24 May

CITA Sackler Lecture: Einstein’s Waves: New Cosmic Sounds (POSTPONED)

This event has been postponed to the fall. A new date will be set at a later time.