USS Asimov

The USS Asimov (NCC-1691) was a Federation starship. She was a Constitution-class heavy cruiser in service to Starfleet in the 23rd century. Captain Gan Laikan was her commanding officer.

Under his captaincy, the starship charted more M-class planets than any other starship in the 23rd century. (Decipher RPG module: Starfleet Operations Manual)

Early series of Constitution-class class I/class XI heavy cruiser starships
Federation Starfleet (primary universe)	Built to mk I specifications	Constellation • Constitution • Defiant • Endeavor • Enterprise • Excalibur • Exeter • Farragut • Hood • Intrepid • Kongo • Lexington • Potemkin • Republic • Valiant (I) • Yorktown
Federation Starfleet (primary universe)	Various specifications	Alexander • *Asimov* • Brahe • Confederate • Enterprise (Vardaine copy) • Glory • Indomitable • Isshasshte • Jefferson • John F. Kennedy • Nautilus • Olympus Mons • Ortisei • Pathfinder • Surak • Tao Feng • Trojan • Venture • Zimbabwe • unnamed Constitution-class starships
Terran Empire Starfleet (mirror universe)		Carnage • Banshee • Defiant • Enterprise • Excalibur • Hood • Kodos • Lexington • Nobunaga • Potemkin
See also the later subclasses: Bonhomme Richard-subclass (mk II) • Achernar-subclass (mk III) • Tikopai-subclass (mk IV) • Enterprise-subclasses (mk I-III refits) • other Constitution variants