Voyager 1’s long-dead thrusters fire again after 20 years
undefined 21, 2025
NASA engineers revived Voyager 1’s roll thrusters, dormant since 2004, just in time before a key communication antenna goes offline. With main thrusters degrading, the team risked a daring fix to restore control. Their theory—that a power circuit switch had flipped—proved right. On March 20, the heaters reactivated, saving the mission. This miracle extends the life of the 1977-launched probe, now 15 billion miles from Earth, and still sending data from interstellar space.
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