Stargate Atlantis Series 4 Episode 2

While Atlantis continues to drift in space, a plan is formed to steal a ZPM from the Asurans.
By using the experimental jumper hyperdrive, the team is able to fly to the nearby Asuran homeworld, using Dr Weir to control the enemy Replicators.
Due to McKay’s nannite treatment, she is now able to tap into their subspace link.
Lt. Col. Sheppard leads his team on a high risk mission to the core of the Replicator home world, Samantha Carter races against time to locate the city of Atlantis