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Voyager 2

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NASA bets on a 'Big Bang' to stretch aging Voyager probes’ interstellar mission
space-exploration17 days ago

NASA bets on a 'Big Bang' to stretch aging Voyager probes’ interstellar mission

NASA plans a risky “Big Bang” engineering move on Voyager 2 in May–June 2026 to swap which devices stay powered (turning off heater-related lines, turning on others) to save about 10 watts and extend the probes’ operations. If successful, Voyager 1 would undergo the same adjustment later that summer. With roughly 230 watts left for systems and a transmitter around 200 watts, the twin spacecraft—launched in 1977 and now in interstellar space (V1 since 2012, V2 since 2018)—could keep returning science into the 2030s, potentially reaching around 200 astronomical units, though power will keep dwindling and some instruments may be shut down.

Voyager at 49: Five-Year Mission Becomes a Half-Century of Cosmic Discovery
space1 month ago

Voyager at 49: Five-Year Mission Becomes a Half-Century of Cosmic Discovery

Voyager 1 and Voyager 2, launched in 1977, are nearing the end of their missions as decaying Plutonium-238 power forces NASA to shut down instruments; yet after almost five decades they’ve delivered unprecedented data from the outer planets and now interstellar space, and NASA hopes to extend their lives into the 2030s while newer observatories—Rubin Observatory, James Webb, Hubble, and the upcoming Roman Space Telescope—carry the torch of cosmic exploration.

Voyager Probes' Fate in Galaxy Collision
science8 months ago

Voyager Probes' Fate in Galaxy Collision

In about four billion years, the Milky Way will merge with the Andromeda galaxy, and while Voyager 1 and 2 will drift in interstellar space long after their power supplies fail, their survival through the collision is uncertain, with risks from stellar encounters, interstellar dust, gravitational deflections, and structural degradation, though they may persist as scattered remnants or debris, symbolizing humanity's first interstellar artifacts.