Mars Polar Lander
- kamikaze Deep Space 2 probes free-fall to surface
- hit at 400 mph, penetrate several feet
- miniature drill gets samples
- analyzed for water content
- meanwhile soft landing for Polar Lander
- Robotic arm to gather samples
- MVACS to analyze samples
- look for water
- liquid, frozen, or bound up in minerals
- evidence of weather and climate changes
Mission success probability ~ 80%