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 being torn apart.更多《九九热线有精品视频86app》免费在线观看高清完整版、九九热线有精品视频86app国语在线观看、九九热线有精品视频86app在线播放完整相关记录资源，请持续关注疯狂影迷网!