- Tui Regio
Infobox feature on Titan
name=Tui Regio
caption=
type=Regio
latitude=20
N_or_S=S
longitude=130
E_or_W=W
diameter=
eponym=TuiTui Regio (located at 20°S, 130°Wcite web| url=http://www.lpi.usra.edu/meetings/lpsc2006/pdf/1082.pdf| title=Titan: Nomenclature System and the Very First Names For One More World| first=T. C.| last= Owen| coauthors=K. Aksnes, R. Beebe, J. Blue, A. Brahic, G. A. Burba, B. A. Smith, V. G. Tejfel| publisher=Lunar and Planetary Science XXXVII| year=2006| format=PDF] ) is a region on Titan in the southwest corner of Xanadu, [cite web| url=http://planetarynames.wr.usgs.gov/images/Titan_comp.pdf| title=Titan map| format=PDF| publisher=USGS] named after Tui, a Chinese goddess of happiness, joy and water. Tui appears to lack the erosion channels that mark other highland regions on Titan, suggesting it may be geologically young. [cite web| url=http://www.planetary.org/blog/article/00000732/| title=Peeking Through the Haze: Titan's Surface, part I|date=October 12, 2006| first=Brad| last= Thomson] Patterns resembling lava flows have also been observed, suggesting
cryovolcanism . [cite journal| url=http://www.agu.org/pubs/crossref/2006/2006GL026843.shtml| journal=Geophysical Research Letters| volume= 33| pages=L16204| doi=10.1029/2006GL026843| year= 2006| title=Cassini observations of flow-like features in western Tui Regio, Titan| first=Jason W.| last= Barnes| coauthors=Robert H. Brown, Jani Radebaugh, Bonnie J. Buratti, Christophe Sotin, Stephane Le Mouelic, Sebastien Rodriguez, Elizabeth P. Turtle, Jason Perry, Roger Clark, Kevin H. Baines, Phillip D. Nicholson]References
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