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A giant extraterrestrial 'wave' hit Earth 14 million years ago — and may have dramatically altered our planet's climate
Our solar system's journey around the center of the Milky Way takes it through varying galactic environments, and one may ...
The Herald Bulletin11h
NASA's newest space telescope blasts off to map the entire sky and millions of galaxies
NASA's newest space telescope has blasted off to map the entire sky like never before. Launched Tuesday night from California ...