For other uses, see Challenger.

STARSHIP
USS Challenger
Class:	Excelsior-class
Registry:	NCC-2023
Affiliation:	Federation Starfleet
Launched:	reference stardate 2/3612

The USS Challenger (NCC-2023) was an Excelsior-class battleship in service to Starfleet in the 23rd and 24th centuries.

The Challenger entered service on reference stardate 2/3612. (FASA RPG module: Star Trek: The Next Generation Officer's Manual)

Excelsior-class class XIII-class XIV exploration cruiser/battleship starships
Federation Starfleet	Achilles • Acrux • Agena • Agincourt (I) • Agincourt (II) • Ajax • Alamo • Al-Batani • Alliance • Anak • Antares • Aquila • Arcturus • Aries • Arizona • Australia • Bearn • Belknap • Berlin • Betelgeuse • Bill of Rights • Binar • Bismarck • Brisbane • Bunker Hill • Cairo • Canopus • Capella • Carpenter • Challenger • Charleston (I) • Charleston (II) • Chekov • Chikuma • Cleveland • Columbia • Concord • Constitution • Crazy Horse • Crockett • Dallas • Darion • Dayton • De Mayo • Eagle • Enterprise • Excalibur • Excelsior • Exeter • Farragut (I) • Farragut (II) • Fearless • Fredrickson • Fuso • Galacta • Gettysburg • Gorkon • Grissom • Guirierre • Hancock • Hood • Hornet • Howland • Intrepid • Juno • Kirov • Kitty Hawk • Kongo • Lakota • Lassiter • Lexington • Livingston • Malinche • Matsumo • Melbourne • Missouri • Montana • New Jersey • New Zealand • Ohio • Okinawa • Orca • Paris • Pollux • Potemkin (I) • Potemkin (II) • Proxima • Repulse • Righteous • Roma • Roosevelt • Royal Oak • Ryujo • Slayton • Spica • Sussex • Tecumseh • Thunderer • Ticonderoga • Valiant • Valley Forge • Vega • Vena • Yamashiro • Yorktown • unnamed Excelsior-class starships
Terran Empire Starfleet (mirror universe)	Excelsior • Punisher

Ships named Challenger
Cardassian Union, Central Command	CDS Challenger (Galor-class)		United Earth, Starfleet	USS Challenger • Challenger (NX-03, NX-class)
Federation, Starfleet	USS Challenger (Ranger-class) • USS Challenger (NCC-1715, Constitution-class) • USS Challenger ("Mongrel"-class) • USS Challenger (NCC-2032) • USS Challenger (NCC-2023, Excelsior-class) • USS Challenger (NCC-71099, Galaxy-class)