Although in November 2006 communication with Mars Global Surveyor was lost, three orbiters ​ — the 2001 Mars Odyssey, the Mars Express, and the Mars Reconnaissance Orbiter — ​ continued their surveillance of the red planet.
Meskipun pada bulan November 2006 komunikasi dengan Mars Global Surveyor terputus, tiga pesawat pengorbit ​ — 2001 Mars Odyssey, Mars Express, dan Mars Reconnaissance Orbiter — ​ melanjutkan penyelidikan atas planet merah ini.