Homepage Banner Area


The Sky This Month March 21 - April 30, 2018

Michael Watson, a member of the Royal Astronomical Society of Canada, presented the coming highlights of the night sky for the coming month at the March 21, 2018 Recreational Astronomy Night meeting held at the Ontario Science Centre.


The Royal Astronomical Society of Canada, Toronto Centre, invites new members and their family who are also members to join an orientation get together – First Light.

Observing from the city

City Star Party (first clear night: Monday, Tuesday or Thursday)

Monday, April 23, 2018 to Thursday, April 26, 2018

Hover above the moon like an astronaut and get eye-to-eye with the planets. Find colourful stars, star clusters, bright nebulae and even another galaxy.

Ontario Science Centre at Night

Recreational Astronomy Night

Wednesday, April 25, 2018 -
7:30pm to 9:30pm

Join us for our monthly recreational astronomy night meeting. This is where our members get to show their latest projects or give tutorials and tips on just about everything to do with astronomy.

Discover the Universe

Discover the Universe: Astronomy Teachers Workshop in Toronto

Saturday, April 28, 2018 -
9:00am to 4:00pm
Discover the Universe is pleased to offer a full-day astronomy workshop hosted at the Dunlap Institute at the University of Toronto
Solar Observing at the Ontario Science Centre by Katrina Ince

Solar Observing

Saturday, April 28, 2018 -
10:00am to 12:00pm

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.

H.L. Welsh Distinguished Lecturer Series

UofT Physics: The H.L. Welsh Distinguished Lecturer Series Program 2018

Thursday, May 3, 2018 -
1:30pm to 5:00pm

The Department of Physics invites faculty, students and the public to its 44th annual celebration of physics.

Illustris Simulation

UofT AstroTour: Simulating the Universe

Thursday, May 3, 2018 -
8:00pm to 10:00pm

The life of a single galaxy is an extremely complicated affair and understanding the origin and evolution of the roughly 100 billion galaxies in our universe is even more so.

Dunlap Institute: Astronomy on Tap T.O.

Friday, May 4, 2018 -
8:00pm to 11:00pm

Quench your thirst for astronomy!

On Friday, May 4, at The Great Hall! It'll be another fun evening of pints, astronomy news, mind-expanding talks, games, prizes, and Dunlap merchandise for sale!

Janakan Sivasubramanium

Speaker's Night: Active Galaxies: A Hunt to Understand What Feeds These Galactic Monsters

Wednesday, May 9, 2018 -
7:30pm to 9:00pm

In the 1940s, as the catalog of known galaxies grew, astronomers soon noticed a group of outliers that showed substantially different galactic cores.

RASC Mississauga: Earth's Battered Moon

Friday, May 11, 2018 -
8:00pm to 10:00pm

Just like the Earth, the Moon is about 4.5 billion years old. It has been and continues to be constantly bombarded by meteorites. Some suggest that this rate of bombardment has remained constant in the past couple of billion years.

Star Trails by Steve McKinney

Dark Sky Star Party (first clear night: Monday to Thursday)

Monday, May 14, 2018 to Thursday, May 17, 2018

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.

Millennium Square

Millennium Square Stargazing Night

Friday, May 18, 2018 -
6:00pm to 11:00pm

Everyone is invited to join us and Durham Skies on May 18 for stargazing at the edge of Lake Ontario.

Jake Kloos

Speaker's Night: The Search for Water in the Solar System

Wednesday, April 11, 2018 -
7:30pm to 9:00pm
Watch the recorded video: https://youtu.be/axQJ3WSckwM
Observing Report on "A Sunset"

On March 21, 2018, Ron Macnaughton gave a report on his observations of a simple sunset.

Dual Solar and Lunar ISS Transit Capture

Jim Chung, a Toronto Centre RASC member, spoke of how he got a world first by capturing the International Space Station's solar and lunar transit on the same day at the same location within a time frame of 90 minutes.

Making Lunar Lemonade
As Chris Vaughan, a Toronto Centre RASC member says, he has "tips, tricks, and targets for observing the full moon." He gave this presentation on March 21, 2018 at the Recreational Astronomy Night meeting held at the Ontario Science Centre.

The attached document contains notes about the observing targets on the full moon that were described in Chris Vaughan's presentation "Making Lunar Lemonade" on Wednedsay, March 21, 2018.

Gravitational Waves

Catherine Woodford, a PhD Candidate at UofT Physics and the Canadian Institute for Theoretical Astrophysics presented a talk on Gravitational Waves at the RASC - Toronto Centre Speaker's Night held on March 7, 2018 at the Ontario Science

Double Stars, Unnoticed Treasures

Blake Nancarrow, a Toronto Centre member, laid out a very convincing case that double stars have been unloved for far too long and need to be on your next observing list.

Viewing and imaging beautiful doubles is fun and easy however they often go unnoticed. You don't need any special equipment but binoculars and telescope give you hundreds or thousands of wonderful targets.

Balcony Astro-Imaging, Reaching New Heights

Adrian Aberdeen gave an inspiring presentation on his successful astro-imaging from the second floor balcony of his apartment in the light polluted City of Toronto.

Space Stories at the Ontario Science Centre
On February 7, 2018, Dr. Rachel Ward-Maxwell, Researcher and Programmer for Astronomy and Space Sciences at the Ontario Science Centre, discussed her experiences with presenting Space Science to all ages.
Starlore and Indigenous Constellations over Turtle Island

At the Recreational Astronomy Night on January 24, 2018, Frank Dempsey talked about the Indigenous legends of the constellations over Turtle Island (aka North America).