Apparently, whatever was chasing them is extremely close. The last *beacon* has gone out, and their phase drives got corrupted. They're all panicing right now, but they're working on the fix.
One of their titans got attacked by who knows what, and it did a blind jump away, but when it completed the jump, something like this happened:
Skip to 2:30
Then they found Earth.... (lol)
And they found an artifact.... One that assures supremacy!
It was the ancient artifact world..... (LOL)
Oh, and BTW, replace the humans in the video with people that are alien-Vasari race.
Also: Replace Galactica for one of the VT's.