Deepwater Discovery was a Samsung/Reading & Bates designed, fifth generation, deepwater dynamic positioning Vanuatu-flagged drillship owned and operated by Transocean.

The vessel was capable of drilling in water depths up to 3,049 m (10,000 ft) using an 18.75 in (47.6 cm), 15,000 psi blowout preventer (BOP), and a 21 in (53 cm) outside diameter (OD) marine riser.

It was retired in 2018.

[3] From 2000 to 2009 the vessel flew the flag of Panama.

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