People have deeply-held misconceptions about the most basic astronomical topics, such as the cause of the seasons. In this profusely-illustrated, non-technical presentation, some "heavenly errors" will be discussed, from everyday life, to exotic black holes, to the birth of the universe. Presented by Dr. John Percy, Professor Emeritus at the University of Toronto, in Astronomy & Astrophysics and in Science Education.

What is the sound of a twinkling star? Can planets keep a beat? How loud was the big bang?

What is the sound of a twinkling star? Can planets keep a beat? How loud was the big bang?

Showtimes: 7:00pm, 8:15pm 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!

Showtimes: 7:00pm, 8:10pm, 9:15pm

Showtimes: 7:00pm, 8:10pm, 9:15pm

Showtimes: 11:00am, 12:30pm

Showtimes: 11:00am, 12:30pm

This year’s Awards Picnic for RASC members and their families will be held on Sunday, July 28, 2019 from 1:00pm until 7:00pm at the David Dunlap Observatory. See our DDO directions page for location details. 1:00-1:30pm  Welcome, name tags and house keeping notes 1:30-2:45pm  Tours and activities  3:00-4:00pm  Award presentations  4:00-4:15pm  Door prizes 4:15-4:30pm  Group photo

What’s next for Earth and space exploration? Explore aspects of expert missions directly from the entrepreneurs, aerospace engineers and scientists working on new technologies to advance space research. Learn about their cutting-edge missions to combine clinical medicine with innovation for space exploration, build the Internet in space, help design the next generation of small satellite constellations and networks, advance robotics technology and more! Guests include industry leaders Dr.