Dazhbog Patera
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Dazhbog Patera is a
patera In the material culture of classical antiquity, a ''patera'' () or ''phiale'' ( ) is a shallow ceramic or metal libation bowl. It often has a bulbous indentation ('' omphalos'', "belly button") in the center underside to facilitate holding it, ...
(
volcanic A volcano is commonly defined as a vent or fissure in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface. On Earth, volcanoes are most often fo ...
caldera) on Jupiter's moon Io. Named after
Dažbog Dazhbog (), alternatively Daždźboh (), Dazhboh (), Dažbog, Dazhdbog, Dajbog, Daybog, Dabog, Dazibogu, or Dadźbóg, was one of the major gods of Slavic mythology, most likely a solar deity and possibly a cultural hero. He is one of several a ...
in 1979, it has a largest size of approximately 120 km and is located . This volcano is difficult to differentiate from the other volcanoes and geological features in some images of Io. In images from the
Voyager Voyager may refer to: Computing and communications * LG Voyager, a mobile phone model manufactured by LG Electronics * NCR Voyager, a computer platform produced by NCR Corporation * Voyager (computer worm), a computer worm affecting Oracle ...
spacecraft, this
caldera A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcanic eruption. An eruption that ejects large volumes of magma over a short period of time can cause significant detriment to the str ...
is quite prominent with its dark reddish floor with a darkish halo around the caldera. However, in ''
Galileo Galileo di Vincenzo Bonaiuti de' Galilei (15 February 1564 – 8 January 1642), commonly referred to as Galileo Galilei ( , , ) or mononymously as Galileo, was an Italian astronomer, physicist and engineer, sometimes described as a poly ...
'' images it is hard to tell where the volcano is. One would suspect that this would mean that it was inactive. But in July 1998, the
Hubble Space Telescope The Hubble Space Telescope (HST or Hubble) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation. It was not the Orbiting Solar Observatory, first space telescope, but it is one of the largest and most ...
using its NICMOS instrument detected a hotspot at Dazhbog.


References

Volcanoes of Io (moon) Active volcanoes {{Jupiter-stub