NASA Powers Down Voyager Instruments to Extend Historic Interstellar Missions into 2030s

March 5, 2025
NASA Powers Down Voyager Instruments to Extend Historic Interstellar Missions into 2030s
  • NASA engineers recognize the critical importance of ongoing power management to ensure the twin probes continue to gather unique scientific data.

  • Despite their age and the challenges posed by deep-space weathering over nearly 50 years, the Voyager probes remain the furthest human-made objects from Earth, continuously sending valuable data back to NASA.

  • The LECP instrument has played a vital role in analyzing charged particles, but it will soon be deactivated due to energy constraints rather than performance issues.

  • Voyager 2's Magnetometer (MAG) instrument has provided crucial data on the magnetic fields of Uranus and Neptune and is currently measuring interstellar magnetic fields.

  • Both spacecraft have encountered communication issues, with Voyager 1 experiencing operational problems for seven months, which were resolved in June 2024, and Voyager 2 losing contact for weeks in 2023.

  • These shutdowns are part of a strategy to keep at least one scientific instrument operational into the 2030s, barring any unforeseen complications.

  • NASA is committed to maximizing the exploration time of the Voyagers, even as they face potential unforeseen circumstances that could affect their operations.

  • Voyager 1 and Voyager 2 made history by becoming the first human-made objects to enter interstellar space, with Voyager 1 crossing this boundary in 2012 and Voyager 2 following in 2018.

  • NASA has implemented a power-conservation strategy for the Voyager spacecraft, turning off some science instruments to prolong their missions.

  • As of early March 2025, Voyager 2 is left with only three functioning instruments, while Voyager 1 is expected to lose its Low Energy Charged Particle (LECP) instrument soon, leading to further shutdowns in the coming years.

  • The mission of Voyager 1 will conclude when it can no longer communicate with NASA's Deep Space Network, which relies on large radio dishes around the globe.

  • NASA continues to prioritize the Voyagers' mission, emphasizing their unique contributions to our understanding of the cosmos beyond the solar system.

Summary based on 23 sources


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