The NX-Delta was Earth's third NX prototype test ship, active in the 2140s. Its exterior design shared many similarities with Earth's first warp prototype, the Phoenix. HistoryEdit In the year 2144, the NX-Delta was the first ship to attain warp 3. (ENT episode: "First Flight") ConnectionsEdit NX prototype starships NX-Alpha • NX-Beta • NX-Delta NX-Delta article at Memory Alpha, the wiki for canon Star Trek. Retrieved from "https://memory-beta.fandom.com/wiki/NX-Delta?oldid=620066" Categories: Earth starships 22nd century starships 22nd century Earth starships Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.