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The Hubble Space Telescope's Fine Guidance Sensors refined the distance to the Pleiades at about 440 light-years
Landing site: Taurus-Littrow
The most significant image ever taken
young star cluster (left of center) named NGC 2070
In celebration of the 21st anniversary of the Hubble Space Telescope's deployment into space
Richat Structure Material:Stretched Canvas The Hubble Space Telescope's FineAt close to 50 kilometers in diameter, the Sahara Desert's sprawling Richat Structure is one of the most mysterious geological features on Earth. Once thought to be an impact crater, the Richat Structure's flat middle and lack of shock altered rock indicates otherwise. The possibility that the Richat Structure was formed by a volcanic eruption also seems improbable because of the lack of a dome of igneous or volcanic rock. Rather, the layered
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