 Several ships were sent ahead of it to seed the universe with Stargates.The Ancients had planned on using the Stargate aboard Destiny to board that ship when it was far enough out into the universe, but they eventually abandoned the project after looking into ascension and other endeavors.To reach this ship, an address would have to be dialed consisting of nine chevrons, a possibility that had been unknown in the previous "Stargate" series, due to energy constraints and the lack of any nine-chevron addresses recorded anywhere until Destiny's address was discovered in Atlantis' database.