• Thumbnail for Acidalia Colles
    Acidalia Colles is a group of hills in the Mare Acidalium quadrangle of Mars, located at 50.9° north latitude and 23.1° west longitude. It is about 360...
    2 KB (102 words) - 21:14, 11 May 2024
  • Thumbnail for Collis (planetary nomenclature)
    after pioneering spacecraft Part of Olosa Colles on Venus Part of Acidalia Colles on Mars Nimloth Colles on Titan "Gazetteer of Planetary Nomenclature"...
    4 KB (405 words) - 00:12, 17 September 2020
  • Thumbnail for Classical albedo features on Mars
    ˌæsɪˈdeɪliəm/ "Sea of Acidalia", named for the fountain Acidalia where the Graces bathed Acidalia Colles, Acidalia Mensa, Acidalia Planitia Æolis /ˈiːəlɪs/...
    40 KB (1,168 words) - 08:49, 16 May 2024
  • Thumbnail for Mare Acidalium quadrangle
    places—Earth's Grand Canyon is only 18 miles wide. The HiRISE image below of Acidalia Colles shows gullies in the northern hemisphere. Gullies occur on steep slopes...
    39 KB (4,938 words) - 04:29, 29 April 2024
  • Thumbnail for Cydonia (Mars)
    was visible from earthbound telescopes. The area borders the plains of Acidalia Planitia and the highlands of Arabia Terra. The region includes the named...
    24 KB (2,296 words) - 23:11, 17 March 2024
  • Thumbnail for Astapus Colles
    after an albedo feature at 35N, 269W. The term "Colles" is used for small hills or knobs. Astapus Colles is 80 km thick and rich in ice. It mostly lies...
    5 KB (527 words) - 00:08, 28 July 2023