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NASA Is Heading Back To Mars To Peer Inside The Red Planet

02:52
An artist's rendition of NASA's InSight lander, which is expected to launch on Saturday morning. InSight will monitor the Red Planet's seismic activity and internal temperature. (NASA/JPL-CalTech)
An artist's rendition of NASA's InSight lander, which is expected to launch on Saturday morning. InSight will monitor the Red Planet's seismic activity and internal temperature. (NASA/JPL-CalTech)

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