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Why We Study the Geological Record for Evidence of the Solar Oscillation about the Galactic Midplane. - The Statistical Effects of Galactic Tides on the Oort Cloud. - Encounters of the Sun with Nearby Stars in the Past and Future.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.