
30
May
Millennium Square Public Star Party - May 30 or 31, 2025
Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.

31
May
David Dunlap Observatory 90th Anniversary Star Party
Free,self-guided tours of the DDO resume 1-5 PM on May 31st, the 90th anniversary of the RHDDO!

31
May
City Star Party: Long Branch Park - MOON IN JUNE - May 31st or June 1st 2025 and June 7th or June 8th 2025
We are piloting a new City Star Party at Long Branch Park to catch universe from within the city limits. If you don't have a telescope then you will find many astronomers who would love to share a view.

2
June
City Star Party: Bayview Village Park - June 2025
Our monthly City Star Party is the place to catch universe from within the city limits at Bayview Village Park. If you don't have a telescope then you will find many astronomers who would love to share a view.

14
June
DDO Astronomy Family Night - June 2025 - Constellations: Connecting the Dots
Families will be introduced to the wonders of astronomy through a presentation on a variety of exciting astronomy topics, followed by age-appropriate celestial activities!
4
July
Millennium Square Public Star Party - July 4 or 5, 2025
Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.

28
July
City Star Party: Bayview Village Park - July 2025
Our monthly City Star Party is the place to catch universe from within the city limits at Bayview Village Park. If you don't have a telescope then you will find many astronomers who would love to share a view.

1
August
Millennium Square Public Star Party - August 1 or 2, 2025
Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.

25
August
City Star Party: Bayview Village Park - August 2025
Our monthly City Star Party is the place to catch universe from within the city limits at Bayview Village Park. If you don't have a telescope then you will find many astronomers who would love to share a view.

29
August
Millennium Square Public Star Party - August 29 or 30, 2025
Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.

26
September
Millennium Square Public Star Party - September 26 or 27, 2025
Join us for an evening of free public stargazing along the north shore of Lake Ontario at Millennium Square.

29
September
City Star Party: Bayview Village Park - September 2025
Our monthly City Star Party is the place to catch universe from within the city limits at Bayview Village Park. If you don't have a telescope then you will find many astronomers who would love to share a view.