| 2411 2412 2413 2414 2415 2416 2417
|2380s 2390s 2400s 2410s 2420s 2430s 2440s|
|24th century - 25th century - 26th century|
- The USS Helen under the Command of Captain Selva becomes trapped in the Triangulum Galaxy after passing through a wormhole that became unstable. (Star Trek: Helen)
- The USS Prospect (NCC-60056-A) is destroyed after a hull explosion, exhaused engine, shield malfunction, and major damage. Before it is destroyed, the whole senior staff and their families of the Prospect-A gathers in 2 of the remaining shuttles in the main shuttlebay, and take off. 1,009 people die in the tragic explosion.