Welcome to the CERN Long Shutdown 3 Website !
Countdown to LS3
LHC
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Countdown to LS3
Injectors
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22 April 2026
Long Shutdown 3 Committee - #30
06 May 2026
Long Shutdown 3 Committee - #31
20 May 2026
Long Shutdown 3 Committee - #32
28–29 May 2026
Mission LS3 Checkup