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Space.com on MSN3d
What to expect from the newfound Comet Swan: An observer's guide
Skywatchers throughout the Northern Hemisphere are enjoying views of the newly discovered Comet SWAN.
Smithsonian Magazine on MSN3d
A Newly Discovered and Brilliantly Green Comet Is Dazzling Astronomers. Here's What to Know About the Glowing Celestial Visitor
Meet comet C/2025 F2 (SWAN): a celestial body glowing green as it swings around the sun, currently visible in the early ...
There's a new comet in the sky, and it's already visible through binoculars
One of the great things about astronomy is that it’s always full of surprises, especially when it comes to comets — you just ...
How Edwin Hubble Proved the Universe Is Bigger Than We Thought
A century ago, Edwin Hubble revolutionized our understanding of the universe by proving that the Milky Way is just one of ...