I'm with SlipperyFishes here, yeah I agree they could jump anywhere else to gain more time to come up with something but Michael's mum already observed many futures and she said trying to protect the data will always end up as a failure. And yeah as
sooperkool says, at the moment Control is fixed on the Discovery and Michael, if the Discovery simply jumps to the Andromeda galaxy or whereever Control might do whatever it takes to get there. With Discovery out of time, I'm not sure it has enough conscious yet to figure out time-travel by itself.