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Voyager 1 Ghosts NASA, Forcing Use of Backup Radio Dormant Since 1981
The spacecraft has inexplicably turned off one of its radio transmitters, likely because of an unidentified onboard issue.
The interstellar traveler recently recovered from a thruster glitch that nearly ended its mission, and now NASA’s aging probe stopped sending data to ground control due to an unknown issue. On October 16, the team used NASA’s Deep Space Network (DSN)—a global array of giant radio antennas—to beam instructions to Voyager 1, directing it to turn on one of its heaters. Voyager 1’s S-band transmitter hadn’t been used since 1981, and the flight team was not sure its signal could be detected due to the spacecraft being much farther away today than it was 43 years ago.
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