NASA's Neil Gehrels Swift Observatory took its last look at the sky on Oct. 20, 2026, while orbiting about 171 miles (275 kilometers) above Earth. NASA ended the telescope's mission three days later, because Swift had sunk so low that drag from the thin air there meant its telescopes couldn't hold steady.
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NASA's Swift Telescope Concludes Mission After Orbital Decline
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November 5, 2026
1 min read
📰 Phys.org
📋 Key Takeaway
NASA's Neil Gehrels Swift Observatory concluded its mission on October 23, 2026, after the telescope became too low in orbit to function effectively. The mission's end marks a significant moment in space observation technology. While not directly related to Iran, advancements in space technology can influence regional security dynamics.
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