A Vulcan science vessel was a type of science vessel utilized by the Vulcans during the 24th century. The science vessels usually transmitted messages to other starships through a Vulcan band frequency.
Later that year, the science vessel T'Vran conducted an exploration mission of the Gamma Quadrant. It detected an explosion in the Chamra Vortex, where it located and offered assistance to the Starfleet runabout USS Ganges. It later transported two Rakhari back to Vulcan. (DS9: "Vortex")