Far beyond Pluto, trillions of cold comets circle the sun in a lazy swarm called the Oort Cloud. A new simulation indicates what this comet-cloud looks like: a loose spiral that resembles a ...
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Explorersweb on MSNSay Goodbye to the Brightest Comet of 2025A comet called ATLAS dazzled the southern skies for the last few weeks. Now it's heading out of view for half a million years ...
It is also theoretical. Astronomers infer the Oort Cloud is there because it's the only logical explanation for the arrival ...
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