Uploaded August 2018 | Updated September 2026, 2 weeks ago

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NASA-JPL InSight scientist Troy Lee Hudson designs, builds, tests and flies science instruments to study Mars. Troy loves space so much that he even got the solar system tattooed on his arm.

Landing in November 2018, NASA's InSight will probe beneath the surface of Mars, study the planet's interior and shed light on how rocky planets — inside and outside our solar system — form.

Keep up with InSight at: mars.nasa.gov/insight