Star 104.5 (ACMA call sign 2GOS) is a commercial radio station broadcasting to the Central Coast region from Gosford, New South Wales, Australia.

104.5 Star FM was commercial free for the first week after launching, before implementing a "Never more than 4 ads in a row" promise.

Enrique Iglesias was flown into the station's studios in Erina by helicopter for the launch, along with the inaugural breakfast team of Meshel Laurie and Todd Widdicombe.

In the 2017 Gosford radio ratings, for the first time in the station's history, Star 104.5 had the biggest audience in the region with 80,600 weekly listeners aged 10+ tuning in.

[4] In 2023, the most recent radio ratings for the Central Coast saw Star 104.5 again secure the Number 1 position for All People aged 10+, a full 3.4 points ahead of their nearest competitor.