-
It was a failed mission and is now stranded in Earth orbit. -
Exploring Mars' habitability. -
Studying the Martian atmosphere. -
Develop interplanetary technologies and explore Mars' surface features, mineralogy, and atmosphere. -
Orbiter studying Martian atmosphere and EDL demo lander lost on arrival -
Measuring “marsquakes” and studying the planet’s interior -
Studying the Martian atmosphere -
Orbiter arrived in Feb. 2021; released lander for successful touchdown and rover deployment in May 2021