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Autonomous surface sampling for the Europa Lander mission concept.

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This summary is machine-generated.

A new autonomous sampling system was developed for potential life-detection missions on Jupiter's moon, Europa. Field tests in Alaska demonstrated the system's capability to operate in challenging extraterrestrial surface conditions.

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Area of Science:

  • Planetary Science
  • Astrobiology
  • Robotics and Autonomous Systems

Background:

  • Jupiter's moon Europa is a prime candidate for extraterrestrial life due to its subsurface ocean.
  • A landed mission to Europa faces significant challenges, including unknown surface conditions, limited communication windows, and harsh environmental factors like radiation and power constraints.
  • Developing robust sampling hardware and autonomous software is crucial for the success of any Europa lander mission.

Purpose of the Study:

  • To describe the development of sampling hardware and autonomous software for a Europa lander mission.
  • To address the critical challenge of acquiring samples in unknown and variable surface conditions on Europa.
  • To demonstrate the feasibility of autonomous end-to-end sampling operations for a Europa surface mission.

Main Methods:

  • A multiyear development effort involving simulations and test-bed environments.
  • Design and testing of specialized sampling hardware capable of operating in diverse conditions.
  • Development of autonomous software to manage sampling operations.
  • A culminating field campaign on the Matanuska Glacier, Alaska, USA, simulating Europa's environment.

Main Results:

  • Successful demonstration of autonomous end-to-end sampling activities using representative lander hardware.
  • Validation of the developed sampling system's capability to handle varied and challenging surface conditions.
  • Proof of concept for autonomous operations crucial for missions with limited communication.

Conclusions:

  • The developed autonomous sampling system is a significant step towards enabling landed missions to Europa.
  • The system's ability to operate autonomously and adapt to unknown conditions enhances mission viability.
  • This technology paves the way for future in-situ exploration and the search for life beyond Earth.