Dave Nixon discovered Titan, but Titan is not a cave, it is a pitch (a vertical section of cave) in the Peak Cavern/Speedwell System.
how was the titan cave was formed
Christiaan Huygens discovered Titan.
Limestone
Titan is not a planet; it is a moon of Saturn. It was discovered by Christiaan Huygens in 1655.
Christian Huygens discovered titan on March 25th, 1655
No one would have discovered that Titan was the largest moon of Saturn until all the other moons were found. See related question for who discovered Titan.
the one who discovered Jupiter
Titan was the first known moon of Saturn, discovered in 1655 by the Dutch astronomer Christian Huygens.
Titan is the biggest moon discovered
i believe it was discovered in 1999. the team broke through in to the huge chamber on new years day. There is however evidence that the cave may have been first found 200 years earlier by a student who made notes of a journey down speedwell cavern which continued past where modern day explorers had been. These notes gave important clues to the discovery of a hidden tunnel which led to titan.
Neptune has no moon called Titan.
Titan is Saturn's larget moon, and is actually bigger than the planet Mercury. It was discovered in 1655 by Christiaan Huygens.