Why Do Astronomers Use the Metric System? • It’s the international standard for science. • It plays well with mathematical constants like the speed of light. • It keeps collaboration smooth between countries and…
Willem de Sitter was a Dutch mathematician, physicist, and astronomer whose contributions to cosmology and general relativity reshaped our understanding of the universe. His work on the expanding universe, particularly…
Henry Norris Russell was a trailblazing American astronomer who transformed our understanding of stars and their evolution. Known for his co-development of the Hertzsprung-Russell (H-R) diagram, Russell’s contributions to stellar…
April 2025 brings an exciting celestial event for skywatchers in Hamilton and the rest of Southern Ontario: the Lyrid meteor shower. Known for its fast, bright meteors, the Lyrids are…
Picture a world that exists under a gravity far greater than our own—a place where every step feels like lifting twice your weight, where the very pull of the planet…
Calling all Hamilton RASC astrophotographers! We’re putting together our 2026 Hamilton RASC Calendar, and we want your stunning images of the night sky. Whether you’ve captured breathtaking nebulae, star clusters,…
Join our RASC Hamilton members at Westfield Heritage Village, throughout the month of March, where we’ll be showcasing historic telescopes belonging to one of the founding members of the RASC…
A Cosmic Giant Hidden in the Stars Imagine a structure so vast that it spans 1.3 billion light-years across. That’s Quipu, the newest and one of the most mysterious discoveries in modern astronomy.…
March 2025 is bringing two exciting eclipses—one lunar and one solar—but if you want to see both, you’ll need to do some traveling! How Do Eclipses Work? Eclipses happen when…
Blast Off to the Unknown On September 5, 1977, NASA launched Voyager 1, a space probe designed to explore the outer planets and beyond. Its primary mission was to study…
