List of largest craters in the Solar System

Following are the largest impact craters on various worlds of the Solar System. For a full list of named craters, see List of craters in the Solar System.

Body Crater Crater diameter Body diameter Ratio Images Notes
Mercury Caloris 1,550 km (963 mi) 4,880 km 32%
Rembrandt 715 km (444 mi) 15%
Venus Mead 280 km (170 mi) 12,100 km 2%
Earth Vredefort 250–300 km (160–190 mi) 12,740 km 2%
Sudbury Basin 250 km (160 mi) 2%
Chicxulub crater 182 km (113 mi) 1.4% Cause of the Cretaceous–Paleogene extinction event
Moon
(moon of Earth)		 Procellarum 3,000 km (2,000 mi) 3,470 km 86% Not confirmed as an impact basin.
South Pole–Aitken basin 2,500 km (1,600 mi) 70%
Imbrium 1,145 km (711 mi) 33%
Mars North Polar Basin 10,600 × 8,500 km (6,550 × 5,250 mi) 6,780 km 125–155% Not confirmed as an impact basin
Utopia 3,300 km (2,100 mi) 50% Largest confirmed impact basin on Mars and in the Solar System
Hellas 2,300 km (1,400 mi) 34% Largest visible crater in the Solar System
Vesta (asteroid) Rheasilvia 505 km (310 mi) 529 km (569 km)[1] 90%[1]
See also: List of tallest mountains in the Solar System
Veneneia 395 km (250 mi) 70%[1] Partially obscured by Rheasilvia
Ceres (asteroid) Kerwan 284 km (180 mi)[2] 952 km 30% Faint shallow crater, below the center of this image.
Yalode 271 km (170 mi)[2] 28%
Hygiea (asteroid) Serpens 180±15 434 ± 14 km 40%
Ganymede
(moon of Jupiter)		 Epigeus 343 km (213 mi) 5,270 km 6.5%
unnamed crater 15,600 km (9,693 mi) 296% Discovery announced on 7 August 2020[3]
Callisto
(moon of Jupiter)		 Valhalla 360 km (224 mi) 4,820 km 7.5%
Heimdall 210 km (130 mi) 4% (no good images have been taken)
Mimas
(moon of Saturn)		 Herschel 139 km (86 mi) 396 km 35%
See also: List of tallest mountains in the Solar System
Tethys
(moon of Saturn)		 Odysseus 445 km (277 mi) 1,060 km 42%
Dione
(moon of Saturn)		 Evander 350 km (220 mi)[4] 1,123 km 34%
Rhea
(moon of Saturn)		 Mamaldi 480 km (300 mi)[5] 1,530 km 31%
Tirawa 360 km (220 mi) 24%
Titan
(moon of Saturn)		 Menrva 392 km (244 mi) 5,150 km 7.5%
Iapetus
(moon of Saturn)		 Turgis 580 km (360 mi) 1,470 km 40%
Engelier 504 km (313 mi) 34%
Gerin 445 km (277 mi) 30% Gerin is overlain by Engelier
Falsaron 424 km (263 mi) 29%
Titania
(moon of Uranus)		 Gertrude 326 km (203 mi) 1,580 km 21% Little of Titania has been imaged, so it may well have larger craters.
Pluto Sputnik basin ca. 1,300 × 900 km 2,370 km 34–44%
unnamed crater 450 km (280 mi) 19% Upper right of image, difficult to see
Charon
(moon of Pluto)		 Mordor Macula ca. 475 km (295 mi) 1,207 km 40% Dark region at north pole. Not confirmed as an impact basin.
Dorothy ca. 261 km (162 mi) 21% Crater at upper right overlapping Mordor Macula

References
  1. Rheasilvia and Veneneia are 95% and 75% of the mean diameter of Vesta, 529 km. However, the mean is affected by the craters themselves. They are 89% and 69% the mean equatorial diameter of 569 km.
  4. USGS
  5. USGS

See also
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