- The Ark is a Space Ship in Dark of the Moon.
Movie plotEditry:Article stubs]]During the final days of the Civil War on Cybertron between the Autobots and Decepticons, the Ark had begun to leave their war-ravaged homeworld with the space brigde technology commanded by Sentinel Prime, the former leader of the Autobots. Then the massive Autobot ship was attacked by Decepticon fighters and its crew had manned the autoturrents to defend the ship. After shooting down few enemy fighters, the Ark was about to leave Cybertron's atmosphere, one hostile fighter had launched multiple missles and the Ark was hit and went on hyperdrive into space forever.
As the Ark went into to the solar system, it crashed into the dark side of the moon near Earth. Both America and Russia had detected the crashed and decided to launch salvage missions in a guise of a Space Race. Over decades, they had been analyzing and salvaging Cybertronian tech on the dark side of the moon until it was shut down mysteriously by Soundwave and his pet Laserbeak in order to prevent the humans and Autobots from rediscovering the crashed Autobot ship
Decades later, the Ark was rediscovered when Optimus Prime had questioned the humans why they kept the infomation about the Ark from the Autobots. With no choice, they told the whole thing to the Autobots about how they found the crashed ship and knows its location.