Sydney’s Mass Vaccination Centre at Sydney Olympic Park is Now Open [Headlines] 30,000 vaccinations will be able to be delivered each week from the Homebush hub, starting with those in phases 1A and 1B of the rollout. Today’s headlines from the Hope News team. You can listen to hourly bulletin updates at hopenews.com.au. Sydney’s mass vaccination centre at Sydney Olympic Park is now open. 30,000 vaccinations will be able to be delivered each week from the Homebush hub, starting with those in phases 1A and 1B of the rollout. It will expand to anyone over the age of 50 from May 24.