1. Josh Smith Zachary Blunier Michael Krauz Matt Pensa Daniel Lane Trey Keown quake rattle and roll

2. Determine the inner structure of EuropaDetermine the inner structure of Europa Rough surface suggests inner geological activityRough surface suggests inner geological activity Caused by either strong tremors or a flowing subsurface oceanCaused by either strong tremors or a flowing subsurface ocean Very interesting candidate for extraterrestrial lifeVery interesting candidate for extraterrestrial life scienceobjectives

3. operationalstrategy Deploy Seismometer Measurement Mechanisms (SMM) at predetermined locationsDeploy Seismometer Measurement Mechanisms (SMM) at predetermined locations Transfer seismic data back to orbiter as it orbits aboveTransfer seismic data back to orbiter as it orbits above

4. payloadspecs Two components: EDID and SMMTwo components: EDID and SMM EDID is launcher (double-barreled shotgun)EDID is launcher (double-barreled shotgun) SMMs are ammoSMMs are ammo SMMEDID Dimensions8 cm x 8 cm x 8 cm 4 cm radius Shell Thickness0.5 cm Weight0.5 kg PowerInternal battery Dimensions29cm x 18cm x 46cm Weight5 kg PowerPassive; powered by excess helium in propulsion tank michael’s previousdesigns zach’s

5. payload technology SMMs has a battery, microprocessor, a seismometer, and a UHF transmitterSMMs has a battery, microprocessor, a seismometer, and a UHF transmitter Continuously collect data and beam back when orbiter passes overheadContinuously collect data and beam back when orbiter passes overhead 16 samples/second, 720 bits/second, 50 mb/week16 samples/second, 720 bits/second, 50 mb/week

6. physics breakdown Solved for tangential velocitySolved for tangential velocity Found impact velocity from tangental velocityFound impact velocity from tangental velocity From impact velocity, found the penetration depth and decelerationFrom impact velocity, found the penetration depth and deceleration From deceleration and Europa’s gravitational constant, found g-force SMM must sustainFrom deceleration and Europa’s gravitational constant, found g-force SMM must sustain

7. thank you. questions or comments?