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The April Lyrids are a meteor shower lasting from April 16 to April 26 each year. The radiant of the meteor shower is located in the constellation Lyra, near this constellation's brightest star, Alpha Lyrae (proper name Vega). Their peak is typically around April 22 each year. - Wikipedia

Earth Day is an annual event, celebrated on April 22, on which day events worldwide are held to demonstrate support for environmental protection. It was first celebrated in 1970, and is now coordinated globally by the Earth Day Network and celebrated in more than 193 countries each year. - Wikipedia

Speakers: Randy Attwood, Mississauga Centre Honourary President; Michael Watson, Toronto Centre The solar eclipse of August 21, 2017 presents an opportunity for many amateurs to observer their first total solar eclipse. These are rare events and may be overwhelming for the novice TSE observer. The presenters have seen several dozen eclipses and will share their experiences with advice to those planning to travel to the centre line.

Showtimes: 7:00pm, 8:00pm, and 9:00pm In 1977 two small probes, Voyager 1 and 2, were launched from Earth with a mission to study the outer solar system. Both spacecraft visited Jupiter and Saturn, and Voyager 2 passed by Uranus and Neptune, returning images to Earth which allowed us to make surprising discoveries about these distant planets. Now these probes are entering interstellar space, making them the furthest man-made objects from the Earth!

Showtimes: 7:00pm and 8:00pm

The day after the anniversary of the first human in space (often called Yuri’s Night after the Russian who accomplished the feat) you might be suffering from a bit of space withdrawal sickness. Have no fear – The Planetary Society and STEAMLabs are teaming up to give you another dose of space by putting you at the controls!

Join us in the Youth Hub as Prof. McCall from York University talks about what caused the extinction of dinosaurs and what could happen to us in the future.

Prof. Harald Pfeiffer, Canadian Institute for Theoretical Astrophysics Video of the talk

Learn about how the AAVSO coordinates, evaluates, compiles, processes, publishes, and disseminates variable star observations to the astronomical community throughout the world, and other topics on variable star observation and how it contributes to astrophysics.

In Toronto, the Commercial Space Blog will be sponsoring a Yuri's Night Party at the Polish Combatants' Hall.

Join Professor Emeritus John Percy for a look at how Toronto has become a world centre for astronomy research, education, and public outreach, in parallel with the development of our country, our city, and the University of Toronto.