The Cassini spacecraft was sent on its way to Saturn in 1997. Since then, she has travelled nearly four billion kilometers, delivered a probe to a toxic moon, discovered phantasmagorical structures on the planet's icy rings, studied the startling atmosphere on a tiny moon. Now, on a daring spiral orbit, Cassini will streak toward Saturn itself, streaming data to Earth before be... 想看更多的土星王国-卡西尼号航天器壮烈探索之旅 土星 探测器 航天器 探索 飞行 欧洲航天局 相关土星王国-卡西尼号航天器壮烈探索之旅,请关注我们的网站:www.whccic365.com
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