9K views · 220 reactions | Before the Mars 2020 Perseverance Rover can land on Mars, we must fly it through the Martian atmosphere. While the spacecraft makes its journey to Mars, our team of researchers and engineers at NASA Langley are tracking the spacecraft to prepare for its entry, descent, and landing, planned for February 2021. More info: https://mars.nasa.gov/mars2020/ | NASA Langley Research Center | Facebook