608K views · 1.2K reactions | NASA-JPL engineer Al Chen is no stranger to landing things on Mars. In fact, it’s sort of the family business. Both Al and his wife have had the opportunity to land spacecraft on the Red Planet. Up next, Al will be at the helm as NASA’s Perseverance Mars rover makes its entry, descent and landing into the Martian atmosphere: mars.nasa.gov/mars2020 | NASA 360 | Facebook