In an attempt to block more Ori warships from coming through the Supergate, SG-1 minus Teal'c traveled to Atlantis before heading to a Black hole in the Pegasus galaxy, while Teal'c used his Al'kesh to place a Stargate next to the Supergate. After the gate was in place and an incoming wormhole was established from Pegasus, Teal'c was contacted by Lt. Colonel Samantha Carter, Lt. Colonel Cameron Mitchell and Dr. Rodney McKay on board the Odyssey. The Odyssey beamed a Nuclear warhead in front of the gate in Pegasus in an attempt to make the wormhole jump to the Supergate, but the first attempt was unsuccessful. A second attempt with two nukes was also ineffective, but energy was transferred to the Supergate. The ships sensors detected an Ori warship heading for the Supergate, so Carter had T