NASA orbiter

Mars Reconnaissance Orbiter

Status: Active · Launch: August 12, 2005 · Arrived: March 10, 2006
Highest-resolution orbital camera ever sent to Mars. Has returned more data than all other Mars missions combined.

Key Achievements

More data returned than all other Mars missions combined
HiRISE camera resolves features down to 25 cm
Discovered recurring slope lineae (possible water seeps)