Sulcus (geology)
Sulcus (plural : sulci) is, in astrogeology, a long parallel groove on a planet or a moon.
For example, Uruk Sulcus is a bright region of grooved terrain adjacent to Galileo Regio on Jupiter's moon Ganymede.
References
This article is issued from Wikipedia - version of the 8/11/2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.