Cassini, the most distant planetary orbiter ever launched, is closing in on its doom. On Sept. 15 the NASA spacecraft will take its final, fateful plunge through Saturn’s rings. Its fuel exhausted, ...
On September 15, 2017, NASA’s Cassini spacecraftmade its final journey into the heart of Saturn, marking the end of an extraordinary 13-year mission dedicated to unraveling the mysteries of the gas ...
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