Siddons Patera

Siddons Patera
Magellan radar image
Feature type	Patera
Coordinates	61°36′N 340°36′E / 61.6°N 340.6°E / 61.6; 340.6Coordinates: 61°36′N 340°36′E / 61.6°N 340.6°E / 61.6; 340.6
Diameter	47 km
Eponym	Sarah Siddons

Siddons Patera is a volcanic caldera on Venus surrounded by collapsed lava tubes.

Venus

Geography

General

Regions

Regio	Alpha Regio Asteria Regio Beta Regio Ovda Regio

Terrae	Aphrodite Terra Ishtar Terra Lada Terra

Mountains
and
volcanoes

Plains and
plateaus

Canyons and
valleys

Craters

Other

Moons

Neith (hypothetical moon)

Astronomy

General	Aspects Orbit Phases

Transits	1639 1769 1874 1882 2004 2012

Asteroids	Venus-crosser asteroid 2002 VE68

Exploration

Past	Sputnik programme Sputnik 7 Venera program Venera 1 Sputnik 19 Sputnik 20 Sputnik 21 Kosmos 21 Venera 1964A Kosmos 27 Venera 2 Venera 3 Kosmos 96 Venera 4 Kosmos 167 Venera 5 Venera 6 Venera 7 Venera 8 Kosmos 482 Venera 9 Venera 10 Venera 11 Venera 12 Venera 13 Venera 14 Venera 15 Venera 16 Mariner program Mariner 1 Mariner 2 Mariner 5 Mariner 10 Zond program Zond 1 Pioneer Venus Pioneer Venus Orbiter/Pioneer 12 Pioneer Venus Multiprobe/Pioneer 13 Vega program Vega 1 Vega 2 Magellan Galileo Cassini–Huygens IKAROS MESSENGER Shin'en Venus Express

Current	Akatsuki

Planned	BepiColombo Venera-D

Proposed	DAVINCI European Venus Explorer Mercury-P Venus In Situ Explorer Venus orbiter mission VERITAS

Proposed manned	Colonization Inspiration Mars (flyby) Terraforming

Other	Artificial objects on Venus

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