Spaceships - Crypholites
Crypholite Dreadnought -  Click for more info Crypholite Cruiser - Click for more info Crypholite Marine Dropship - Click for more info
Crypholite Destroyer - Click for more info
Sample Starship Classes - Early Era
DD Hull (Biotite), Shields (Talc), Propulsion (Lava Stream), ECM (Birefringence), Offensive Projectiles (2 x Murchison), Beam Weapons (1 x Bryozoa). All components are from Eras 1-3.
This gives you a DD with 3 weapon mounts (2 x Guided Missiles @ 8/12/18; 1 x Disruptor Beam @ 21/12/7), Planet Attack Value of 1, 4 x Plasma Shields @ 15, Propulsion Performance of 17 and an ECM Rating of 7(11). Cost per vessel is 115 RPs.

CA

Hull (Magnesite), Shields (Gypsum), Propulsion (Twin Lava Stream), ECM (Pleochroism), Offensive Projectiles (6 x Lyell), Defensive Projectiles (2 x Rhyolite). All components are from Eras 1-3.
This gives you a CA with 8 weapon mounts (6 x Torpedoes @ 25/12/7; 2 x Seeker Missiles @ 10/10/10), Planet Attack Value of 12, 12 x Plasma Shields @ 25, Propulsion Performance of 16 and an ECM Rating of 11(15). Cost per vessel is 460 RPs.

Middle Era
DD Hull (Kyanite), Shields (Apatite), Propulsion (Quark Drive), ECM (Astrophyllite), Offensive Projectiles (5 x Hutton). All components are from Eras 4-7.
This gives you a DD with 5 weapon mounts (5 x Guided Missiles @ 24/36/54), Planet Attack Value of 10, 6 x Plasma Shields @ 40(45), Propulsion Performance of 35 and an ECM Rating of 39(48). Cost per vessel is 235 RPs.

CA

Hull (Sphene), Shields (Orthoclase), Propulsion (Twin Quark Drive), ECM (Anorthite), Offensive Projectiles (4 x Hellyer), Defensive Projectiles (3 x Andesite), Beam Weapons (4 x Spiriferid). All components are from Eras 4-7. This gives you a CA with 11 weapon mounts (4 x Torpedoes @ 47/23/12; 3 x Seeker Missiles @ 20/20/20; 4 x Disruptor Beams @ 45/21/13), Planet Attack Value of 36(48), 15 x Plasma Shields @ 52(57), Propulsion Performance of 32 and an ECM Rating of 35(44). Cost per vessel is 750 RPs.
DN Hull (Prehnite), Shields (Quartz), Propulsion (Tripple Quark Drive), ECM (Diopside), Offensive Projectiles (10 x Jabiluka), Defensive Projectiles (6 x Pegmatite), Beam Weapons (5 x Glossopteris). All components are from Eras 4-7.
This gives you a DN with 21 weapon mounts (10 x Torpedoes @ 68/33/17; 6 x Defense Platforms @ 71/31/10; 5 x Disruptor Beams @ 55/24/15), Planet Attack Value of 130(150), 31 x Plasma Shields @ 69(74), Propulsion Performance of 30 and an ECM Rating of 32(41). Cost per vessel is 2,330 RPs.

Late Era (Ultimate Vessels)
DD Hull (Kyanite), Shields (Apatite), Propulsion (Anti-Matter Drive), ECM (Astrophyllite), Offensive Projectiles (5 x Hutton II). All components are from Eras 7-10.
This gives you a DD with 5 weapon mounts (5 x Guided Missiles @ 32(36)/48(52)/72(76)), Planet Attack Value of 15, 6 x Plasma Shields @ 40(45), Propulsion Performance of 44 and an ECM Rating of 39(48). Cost per vessel is 260 RPs.

CA

Hull (Staurolite), Shields (Orthoclase), Propulsion (Twin Anti-Matter Drive), ECM (Augite), Offensive Projectiles (4 x Hutton II), Defensive Projectiles (4 x Syenite), Beam Weapons (6 x Cladophlebis). All components are from Eras 7-10.
This gives you a CA with 14 weapon mounts (4 x Guided Missiles @ 24(24)/32(36)/72(76); 4 x Seeker Missiles @ 41(50)/41(50)/41(50); 6 x Disruptor Beams @ 56(62)/25(31)/16(22)), Planet Attack Value of 42, 17 x Plasma Shields @ 52(57), Propulsion Performance of 40 and an ECM Rating of 55(64). Cost per vessel is 915 RPs.
DN Hull (Spinel), Shields (Corundum), Propulsion (Tripple Anti-Matter Drive), ECM (Leucite), Offensive Projectiles (8 x Jabiluka), Defensive Projectiles (8 x Pegmatite), Beam Weapons (8 x Dicroidium). All components are from Eras 8-10. This gives you a DN with 24 weapon mounts (8 x Torpedoes @ 68(72)/33(37)/17(21); 8 x Defense Platforms @ 71/31/10; 8 x Disruptor Beams @ 66(72)/27(33)/17(23)), Planet Attack Value of 128(144), 34 x Plasma Shields @ 80(85), Propulsion Performance of 37 and an ECM Rating of 67(76). Cost per vessel is 2,950 RPs.
SD Hull (Glaucophane), Shields (Diamond), Propulsion (Quadruple Anti-Matter Drive), ECM (Leucite), Offensive Projectiles (12 x Bischoff), Defensive Projectiles (11 x Amphibolite), Beam Weapons (12 x Deltopecten). All components are from Eras 8-10.
This gives you a SD with 35 weapon mounts (12 x Torpedoes @ 81(85)/40(44)/21(25); 11 x Defense Platforms @ 83/44/14; 12 x Disruptor Beams @ 91(97)/33(39)/21(27)), Planet Attack Value of 264(288), 50 x Plasma Shields @ 99(104), Propulsion Performance of 34 and an ECM Rating of 67(76). Cost per vessel is 5,720 RPs.