Year 204 (CCIV) was a leap year starting on Sunday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year...

AS-204 was a Saturn IB launch vehicle that is associated with two missions: Apollo 1, scheduled to be the first crewed Apollo flight, but the crew was...

The .204 Ruger is a centerfire rifle cartridge developed by Hornady and Ruger. At the time of its introduction in 2004, the .204 Ruger was the second-highest...

The Aero A.204 was a Czechoslovak airliner that flew in prototype form in 1936. It was developed specifically for ČSA, but much to Aero's surprise and...

The Tupolev Tu-204 (Russian: Туполев Ту-204) is a twin-engined medium-range narrow-body jet airliner capable of carrying 210 passengers, designed by Tupolev...

Marine Medium Tiltrotor Training Squadron 204 (VMMT-204) is the MV-22 Osprey training squadron of the United States Marine Corps. Known as the "Raptors"...

204 Kallisto is a fairly typical, although sizeable Main belt asteroid. It is classified as an S-type asteroid. Like other asteroids of its type, it is...

UFC 204: Bisping vs. Henderson 2 was a mixed martial arts event produced by the Ultimate Fighting Championship held on October 8, 2016 at the Manchester...

Fighter Squadron Composite 204 (VFC-204), also known as the "River Rattlers", is a United States Navy Reserve adversary squadron, slated to fly the F-5N/F...

The Bell 204 and 205 are the civilian versions of the UH-1 Iroquois single-engine military helicopter of the Huey family of helicopters. They are type-certificated...