Increases the U.S.S. Excelsior's Impulse Speed.
What it costs to research each level, how long it takes, and the effect at that level.
| LEVEL | TIME | HARD CURRENCY | COST | EFFECT |
|---|---|---|---|---|
| Lv 1 | 230d 12h | Not purchasable | 5,520,000,000 Dilithium · 90 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 2 |
| Lv 2 | 259d | Not purchasable | 8,540,000,000 Dilithium · 90 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 4 |
| Lv 3 | 292d 19h | Not purchasable | 14,160,000,000 Dilithium · 140 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 6 |
| Lv 4 | 317d 5h | Not purchasable | 19,440,000,000 Dilithium · 140 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 7 |
| Lv 5 | 361d 19h | Not purchasable | 29,000,000,000 Dilithium · 190 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 8 |
| Lv 6 | 490d 3h | Not purchasable | 2,280 Σ-Dilithium · 190 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 10 |
| Lv 7 | 622d 5h | Not purchasable | 4,320 Σ-Dilithium · 240 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 12 |
| Lv 8 | 673d 3h | Not purchasable | 5,590 Σ-Dilithium · 290 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 13 |
| Lv 9 | 716d 10h | Not purchasable | 7,000 Σ-Dilithium · 290 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 14 |
| Lv 10 | 841d 2h | Not purchasable | 10,950 Σ-Dilithium · 340 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 16 |
| Lv 11 | 1047d 23h | Not purchasable | 26,520 Σ-Dilithium · 450 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 18 |
| Lv 12 | 1047d 23h | Not purchasable | 48,710 Σ-Dilithium · 500 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 20 |
| Lv 13 | 1153d 23h | Not purchasable | 61,880 Σ-Dilithium · 550 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 22 |
| Lv 14 | 1153d 23h | Not purchasable | 78,380 Σ-Dilithium · 650 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 24 |
| Lv 15 | 1294d 11h | Not purchasable | 171,050 Σ-Dilithium · 790 U.S.S. Excelsior Experimental Research | U.S.S. Excelsior Impulse Speed 30 |