The USS Libra (NCC-2506) was a Federation Constellation-class heavy cruiser in service to Starfleet in the 24th century.
The Libra entered service on reference stardate 2/6409. (FASA RPG module: Star Trek: The Next Generation Officer's Manual)
Connections[]
| Constellation-class class XII heavy cruiser/exploratory cruiser starships | |||
|---|---|---|---|
| Federation Starfleet (primary universe) |
standard heavy cruiser configuration | Andromeda • Antares • Antietam • Aquarius • Betelgeuse • Billings • Callisto • Canopus • Ceres • Cochise • Constellation (I) • Constellation (II) • Constellation-D • Diadem • Effros • Eridani • Fading Sun • Ferrel • Gibraltar • Gihlan • Indiri • Leonid • Libra • Minora • Nebula • Nova • Orion • Pisces • Polaris • Pulsar • Sagittarius • Sempach • Sirius Major • Speedwell • Stargazer • Taurus • Tubman • Valkyrie • Vespucci • Victory |  
|
| variant heavy destroyer configuration | Alaska • Anatevke • Asakaze • Baccarat • Cassiopeia • Constance • Daring • Diamond • Dragon • Fabrizi • Gettysburg • Hamner • Hathaway • Hollister • Keppler • Leningrad • Magellan • Malign • Marceau • Meredith • Mitisio • Norris • Rupertus • Tai Kang • Taussig • Volkov • Whirlwind • Zodiac | ||
| Terran Imperial Starfleet (mirror universe) |
Starbreaker • Stargazer |  
| |