General fact: 154 is the period in days that the sun follows on gamma-ray flares.
Mathematical fact: 154 is the sum of the first six factorials.
Trivia: 154 is the period in days that the sun follows on gamma-ray flares.
Historical date: June 2nd is the day in 1995 that United States Air Force Captain Scott O'Grady's F-16 is shot down over Bosnia while patrolling the NATO no-fly zone.