NASA Concludes Swift Observatory Mission After More Than Two Decades Written 26 October 2026

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NASA Concludes Swift Observatory Mission After More Than Two Decades

NASA illustration of the Neil Gehrels Swift Observatory. | Credit: NASA

SpaceNews reports that NASA has ended science operations aboard the Neil Gehrels Swift Observatory after more than two decades studying gamma-ray bursts and other cosmic phenomena. The spacecraft made its final observations on October 20. NASA announced the shutdown on October 23, following a failed commercial reboost attempt, with SpaceNews describing Swift as “an astronomy spacecraft in a decaying orbit.” The observatory had descended to an altitude of 275 kilometers.
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