GTS Radiance of the Seas is a cruise ship owned and operated by Royal Caribbean International.

It has over 700 balcony staterooms, a two-level main dining room and a retractable glass roof over the solarium (adults-only) pool.

[citation needed] Radiance of the Seas is the first cruise ship to feature pool tables that are stabilized by a computer-controlled gyroscope.

[citation needed] The inaugural Australian cruise of the performing arts on the Radiance of the Seas in November 2014 included, among others, Cheryl Barker, David Hobson, Teddy Tahu Rhodes, Simon Tedeschi, Elaine Paige, Marina Prior, and John Waters.

[8] The ship was ordered to leave Sydney by the New South Wales police under "Operation Nemesis" due to the COVID-19 pandemic.

On 1 September 2023, Radiance of the Seas experienced a propulsion problem in Seward, Alaska, resulting in the cancellation of two consecutive 7-day cruises.