MXMISSILE

Set to 2 different clues across 2 published puzzles, most often “*It was retired in 2005” — The New York Times, Sunday, 13 August 2006.

9 letters

Every clue on record, most used first

*It was retired in 2005once
The New York Times — Sunday, 13 August 2006
Weapon that Reagan called the "Peacekeeper"once
The New York Times — Saturday, 22 January 2005