F-35 Lightning II JSF (Joint Strike Fighter) a 'fifth generation' fighter.
Developed from the X-35 JSF.  

Primary function: F-35A Strike Fighter,  F-35B short takeoff and vertical landing variant,  F-35C Aircraft Carrier-based variant
Powerplant: One Pratt & Whitney F135 afterburning turbofan
Speed: Mach 1.8 (1,200 mph / 1,931 km/h)
Ceiling: unknown
Combat radius: over 600 nautical miles
Armament: unknown
Length: 50 feet 6 inches
Wingspan: 36 feet
Height: 17 feet 4 inches
Weight: 26,000 lbs
Max take off weight: 60,000 lbs

F-22 Raptor Fifth Generation Air Superiority Fighter (Stealth Technology)

Primary function: Air Superiority Fighter
Powerplant: Two Pratt & Whitney F119-PW-100 thrust vectoring turbofans
Speed: Mach 2.24 (1,600 mph / 2,575 km/h)
Ceiling: 65,000 feet
Combat radius: unlimited with air refueling
Length: 62 feet 1 inch
Wingspan: 44 feet
Height: 16 feet 8 inches
Weight: 31,700 lbs

Armament: (some armament is still classified, however this is what is known)
- Gun 1x 20mm Vulcan gatling gun (480 rounds)
- Air-to-air missiles 6x AIM-120 AMRAAM  2x AIM-9 Sidewinder
- Air-to-ground load 2x AIM-120 AMRAAM  2x AIM-9 Sidewinder
  plus any one of the following: 2x 1,000 lb JDAM or, 2x WCMDs,
 or 8x 250 lb GBU small diameter bombs

Sukhoi Su-47 Fifth Generation Air Superiority Fighter (Stealth Technology)

Primary function: To off-set the F-22 Raptor
Powerplant: 2× Lyulka AL-37FU afterburning, thrust-vectoring turbofans
Speed: Mach 2.1 (2,200 km/h or 1,400 mph)
Ceiling: 59,050 feet
Combat radius: unknown
Armament: 1x 30mm cannon and 14 hard points for air-to-air, air-to-surface, air-to-ship missiles
Length: 74 feet 2 inches
Wingspan: 49 feet 9 inches to 54 feet 9 inches
Height: 20 feet 8 inches
Weight: 36,100 lbs

A 'ninth generation' fighter
(It could happen!)