Sotra is the name of an archipelago

Archipelago

An archipelago , sometimes called an island group, is a chain or cluster of islands. The word archipelago is derived from the Greek ἄρχι- – arkhi- and πέλαγος – pélagos through the Italian arcipelago...

 in Hordaland

Hordaland

is a county in Norway, bordering Sogn og Fjordane, Buskerud, Telemark and Rogaland. Hordaland is the third largest county after Akershus and Oslo by population. The county administration is located in Bergen...

, Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

, just west of Bergen

Bergen

Bergen is the second largest city in Norway with a population of as of , . Bergen is the administrative centre of Hordaland county. Greater Bergen or Bergen Metropolitan Area as defined by Statistics Norway, has a population of as of , ....

. The largest island is Store Sotra, while the second-largest and most populated is Litlesotra

Litlesotra

Litlesotra, or sometimes Lille Sotra, is an island in Fjell, Norway. Part of the Sotra archipelago, it has about 10,000 residents, with the main settlement being Straume. Other settlments include Knarrevik. The island is connected to the mainland via the Sotra Bridge....

. The latter and part of Store Sotra are part of Fjell

Fjell

Fjell is a municipality in the county of Hordaland, Norway. The parish of Fjæld was established as a municipality on 1 January 1838...

, while southern Sotra is part of Sund

Sund, Norway

Sund is a municipality in the county of Hordaland, Norway. Sund covers the southern part of the island of Store Sotra, west of Bergen, and many smaller, surrounding islands. The history of the municipality dates back to 1838, when Sund was first established as a formannskapsdistrikt, the precursor...

. Roughly 25,000 people live on Sotra. Between Store Sotra and Litlesotra lays the island Bildøy

Bildøy

Bildøy is an island between Litlesotra and Store Sotra , in the municipality of Fjell in Hordaland, Norway. An upper secondary school and a lower secondary school are located on the island....

.

Sotra Facula

Sotra Facula

Sotra Facula is a prominent feature on Titan, the largest moon of Saturn. It is believed to be an ice volcano or cryovolcano, forming a roughly circular mountain measuring about across. It has two peaks standing about and high with multiple craters as much as deep...

, a Cryovolcano

Cryovolcano

A cryovolcano is a volcano that erupts volatiles such as water, ammonia or methane, instead of molten rock. Collectively referred to as cryomagma or ice-volcanic melt, these substances are usually liquids and form plumes, but can also be in vapour form...

 on Saturn

Saturn

Saturn is the sixth planet from the Sun and the second largest planet in the Solar System, after Jupiter. Saturn is named after the Roman god Saturn, equated to the Greek Cronus , the Babylonian Ninurta and the Hindu Shani. Saturn's astronomical symbol represents the Roman god's sickle.Saturn,...

's moon Titan

Titan (moon)

Titan , or Saturn VI, is the largest moon of Saturn, the only natural satellite known to have a dense atmosphere, and the only object other than Earth for which clear evidence of stable bodies of surface liquid has been found....

, is named after the islands.