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New Year, New Frontier: Mars

1A : New Year, New Frontier: Mars Image

The NASA InSight spacecraft launches onboard a United Launch Alliance Atlas-V rocket on May 5, 2018, from Vandenberg Air Force Base in California.

ROBYN BECK/AFP/Getty Images

What can the core of Mars tells us about our own planet? And how do we go about interplanetary exploration in an ethical way?

We asked two members of NASA's InSight Lander team.

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