This might be true only if we discover than the sun will explote and we found with huge huge telescope that there is (with 100% of certain) an habitable planet in one of our closest stars. To organize the construction of such ship, with all the caos it will be the earth knowing the news about the sun would not be easy. This ship would have a lot of chances to fail. So all this is highly unlikely to happen. ---------------------------------------------------------------------- My solution to inte