Insight Mars Lander Mission Completed (PMLCAP)
December 27, 2022
According to an announcement by NASA,
Insight Mars Lander, whose polymer multi-layer capacitors (PMLCAP) were used for seismometer.
Insight Mars Lander operated for four years, exceeding its originally planned two-year activity, but ended its mission when communications were lost.
The seismometer had 32 PMLCAPs on board and will remain on Mars forever.