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STAY TUNE FOR THE                                             OPENING SATURDAY NIGHT SITES! Friday May 1st Meeting with Dr. Jesse Rogerson Club History 2026 Awards Dinner

STAY TUNE FOR THE OPENING SATURDAY NIGHT SITES!

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Friday May 1st Meeting with Dr. Jesse Rogerson

RASC Hamilton Centre is thrilled to host Dr. Jesse Rogerson A passionate scientist, educator and communicator, Jesse Rogerson is an Assistant Professor at York University. His PhD research examined quasars – super massive black holes in the centres of distant galaxies. From telescopes around the world, he monitored black holes...
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Club History

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2026 Awards Dinner

2026 Awards Dinner Jun 10 6:00 p.m. – 8:00 p.m. EDT The Mandarin at The Centre on Barton 1223 Barton St E Hamilton ON L8H 2V4 Click For tickets Join us for the 2026 Awards Dinner 🌌, an evening to recognize the volunteers, observers, and educators who keep astronomy thriving...
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Hamilton RASC Lending Library

Discover the Hamilton RASC Lending Library!

Exclusive to members, our collection of telescopes, accessories, and books lets you try before you invest. Borrow for up to 60 days and find the perfect fit for your stargazing needs. Not a member yet? Join us today!

Visit our library page now!

Plenty to see and do

Contact Us
 
Contact Us
Connecting Hamilton and Halton to the Wonders of Astronomy The Hamilton chapter of the Royal Astronomical Society of Canada (RASC) is your gateway to exploring the night sky. Serving both…
Schools, Groups & Press
 
Schools, Groups & Press
Welcome to the Hamilton Chapter of the Royal Astronomical Society of Canada (RASC), where we proudly promote the wonders of astronomy across the Hamilton and Halton regions. Our mission aligns…
Discover the RASC Hamilton Centre Observatory
 
Discover the RASC Hamilton Centre Observatory
Established in 1974, the RASC Hamilton Centre Observatory is the heart of our club’s astronomical activities. Whether you want to observe, photograph, or simply marvel at the wonders of the…

Join the Society Today!

Experience the magic of the cosmos by joining RASC Hamilton, part of Canada’s leading astronomy organization. Whether you’re an experienced astronomer or just beginning to explore the night sky, our club offers something for everyone in the Hamilton and Halton Region.

🌌 Exclusive Access to Our Observatory For the best star gazing in Hamilton, look no further than our club’s dedicated observatory. It’s one of the few in Canada where members can access advanced telescopes and equipment to observe the stars, planets, and deep-sky objects up close.

🌟 Find Dark Areas for Stargazing Did you know the Hamilton area has some good dark areas for stargazing nearby? Our observatory is far enough from most of the light pollution in the area, but close enough to access easily, allowing you to immerse yourself in the beauty of the night sky.

✨ Engaging Monthly Meetings and Events Curious about what’s happening in astronomy? Join us for our monthly meetings , where we explore topics like telescope techniques, stargazing tips, and the latest in space exploration. Meet like-minded enthusiasts and discover new ways to enjoy the night sky.

🌠 A Calendar Full of Activities From astrophotography workshops to meteor shower watch parties, there’s always something exciting happening. Check out our event calendar to see what’s next and plan your next adventure under the stars.

Ready to explore the universe? Join the RASC Hamilton chapter today and become part of a passionate community dedicated to sharing the wonders of the cosmos.

Title: How to Meet a Martian (Eventually): The Hunt for Ancient Life on Mars

April 23, 2025 April 17, 2025Uncategorized

By [Andy Blanchard] It might sound like science fiction, but we’re officially in the era where finding life beyond Earth is no longer just a dream — it’s a process. And…

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Title: Scopes, Star Parties, and Stormy Borders: How Trump’s America is Changing Canadian Amateur Astronomy

April 21, 2025 April 17, 2025Uncategorized

By [Andy Blanchard], Past President, RASC Hamilton Let’s say it up front: amateur astronomy isn’t supposed to be political. It’s about dark skies, and the occasional curse at your mount’s…

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Joseph-Louis Lagrange – The Mathematician of the Heavens

April 18, 2025 April 12, 2025Uncategorized

Joseph-Louis Lagrange was one of the greatest mathematicians of the 18th century, whose profound contributions to celestial mechanics and physics revolutionized our understanding of the motion of celestial bodies. His…

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Are We in a Giant Cosmic Bubble? A Radical New Idea Might Explain the Hubble Tension

April 16, 2025 April 12, 2025Uncategorized

• A new study suggests Earth may lie inside a giant void in space • This “KBC supervoid” could stretch across 2 billion light-years • It might explain why the universe’s expansion looks…

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When Units Collide: The Metric System, Astronomy, and a Costly Mistake

April 14, 2025 April 5, 2025Uncategorized

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…

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Willem de Sitter – Architect of the Expanding Universe

April 11, 2025 April 5, 2025Uncategorized

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…

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Why “Velocity Vortex”?

April 9, 2025 March 28, 2025News, Science

A black hole speeding through the cosmos is no ordinary phenomenon. It’s as if nature’s ultimate gravitational powerhouse has turned into a cosmic race car. That’s why “Velocity Vortex” is…

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 Hamilton RASC Donates Solar Eclipse Glasses to South Africa for Public Outreach

April 7, 2025 March 28, 2025News, Outreach

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Henry Norris Russell – Architect of Modern Stellar Astronomy

April 4, 2025 March 30, 2025Uncategorized

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…

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The Cosmic Morse Code Mystery

April 2, 2025 March 22, 2025Science

Picture this: you’re wandering through a forest and stumble upon a blinking light. At first it seems random, but then you notice it’s flashing the same pattern, again and again.…

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