galactic halo
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Globular Clusters: The Untold Story
Meet Messier 13: my sentimental favorite globular cluster. For more than a decade now, one of my favorite things has been to set up my telescopes at astronomy outreach events and show people the night sky. I have two telescopes…
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The Milky Way Demystified
Alright, people…time to finish off our exploration of the Milky Way Galaxy, our home in the cosmos! For the past nine weeks, we’ve covered everything from how our galaxy was “discovered” to how it may have formed. But there’s so…
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How Did the Milky Way Form?
Over the course of my last eight posts, we’ve covered just about everything there is to cover about our home galaxy — or, well, at least the basics. We’ve explored how astronomers first discovered what that incredible, milky stream of…
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The Composition of the Milky Way
What is our home galaxy made up of? In the broadest sense, it’s made up of stars, clouds of dust and gas, and the mysterious dark matter. We could also get a little more detailed. We could say that it…
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Structure of the Milky Way
In the vast expanse of the cosmos, the Milky Way Galaxy is our home. You’ve no doubt seen images of the Milky Way and similar galaxies elsewhere online. It’s a large, spiral galaxy, one of the most spectacular galactic shapes.…
