Rousillon Rupes is a scarp (''rupes'' is Latin for "cliff") on the surface of the Uranian moon Titania named after "Bertram, count of Rousillon" (an Elisabethan English misspelling for

Roussillon Roussillon ( , , ; ca, Rosselló ; oc, Rosselhon ) is a historical province of France that largely corresponded to the County of Roussillon and part of the County of Cerdagne of the former Principality of Catalonia. It is part of the reg ...

) in

William Shakespeare William Shakespeare ( 26 April 1564 – 23 April 1616) was an English playwright, poet and actor. He is widely regarded as the greatest writer in the English language and the world's pre-eminent dramatist. He is often called England's nation ...

's comedy

All's Well That Ends Well ''All's Well That Ends Well'' is a play by William Shakespeare, published in the ''First Folio'' in 1623, where it is listed among the comedies. There is a debate regarding the dating of the composition of the play, with possible dates rangin ...

. The 402 km long feature is a

normal fault In geology, a fault is a planar fracture or discontinuity in a volume of rock across which there has been significant displacement as a result of rock-mass movements. Large faults within Earth's crust result from the action of plate tectonic ...

situated near the equator and running perpendicular to it. The scarp cuts impact craters, which probably means that it was formed at a relatively late stage of moon's evolution, when the interior of Titania expanded and its ice crust cracked as a result. Rousillon Rupes has only few crater superimposed on it, which also implies its relatively young age. The scarp was first imaged by

Voyager 2 ''Voyager 2'' is a space probe launched by NASA on August 20, 1977, to study the outer planets and interstellar space beyond the Sun's heliosphere. As a part of the Voyager program, it was launched 16 days before its twin, ''Voyager 1'', on a ...

spacecraft in January 1986.

References

Surface features of Titania Extraterrestrial cliffs {{crater-stub