The phrase "next century" refers to the period of time that will begin after the current century ends. It generally highlights a time period that is 100 years into the future from the present time. Full definition
From a practical point of view, this means we will be unable to predict how species will respond to projected climate changes over next century. (newscientist.com)
At fifteen dollars a month, you'd have to live well into next century to even have paid as much as the policy would pay for a personal property claim. (effectivecoverage.com)
Yeah... Unless in the future they play in bubble - wrap, I doubt next century will be any different. (justarsenal.com)