• Thumbnail for Permanently shadowed crater
    A permanently shadowed crater is a depression on a body in the Solar System within which lies a point that is always in darkness. As of 2019, there are...
    22 KB (1,987 words) - 23:57, 10 August 2024
  • Thumbnail for Lunar water
    probes found evidence of water, especially of water ice in some permanently-shadowed craters on the Moon; and in 2018 water ice was confirmed in multiple...
    65 KB (7,173 words) - 13:41, 12 December 2024
  • Thumbnail for LCROSS
    form of ice in a permanently shadowed crater near a lunar polar region. It was successful in confirming water in the southern lunar crater Cabeus. It was...
    31 KB (3,053 words) - 00:19, 1 November 2024
  • Thumbnail for Chao Meng-Fu (crater)
    confirmed the strong correlation of radar reflectivity with permanently shadowed craters, as shown on the maps to the right. Chao Meng-Fu's ice may have...
    5 KB (556 words) - 05:05, 25 May 2024
  • Thumbnail for Lunar resources
    life-support, oxygen and rocket propellant feedstock. Volatiles from permanently shadowed craters may provide methane (CH 4), ammonia (NH 3), carbon dioxide (CO...
    83 KB (8,948 words) - 05:45, 30 December 2024
  • Thumbnail for Planetary habitability in the Solar System
    spacecraft MESSENGER found evidence of water ice on Mercury, within permanently shadowed craters not reached by sunlight. As a result of the thin atmosphere,...
    54 KB (6,065 words) - 20:24, 5 December 2024
  • Thumbnail for Peary (crater)
    southernmost region of the crater floor remain permanently cloaked in shadow. From the Earth the crater appears on the northern lunar limb, and is seen...
    8 KB (796 words) - 19:27, 18 August 2024
  • Thumbnail for Lunar south pole
    of the occurrence of water ice in permanently shadowed areas around it. The lunar south pole region features craters that are unique in that the near-constant...
    34 KB (3,231 words) - 07:29, 28 December 2024
  • Thumbnail for VIPER (rover)
    rover would have been tasked with prospecting for lunar resources in permanently shadowed areas of lunar south pole region, especially by mapping the distribution...
    25 KB (2,207 words) - 11:18, 21 October 2024
  • Thumbnail for Moon
    many craters, particularly the bottoms of many polar craters, are permanently shadowed, these "craters of eternal darkness" have extremely low temperatures...
    268 KB (26,093 words) - 22:55, 2 January 2025
  • Thumbnail for Shackleton (crater)
    predicted to exist since the early nineteenth century. The shadowed portion of the crater was imaged with the Terrain Camera of the Japanese SELENE spacecraft...
    26 KB (2,646 words) - 05:56, 1 January 2025
  • Thumbnail for Ceres (dwarf planet)
    crater of Kait is selected as its prime meridian. Ceres has an axial tilt of 4°, small enough for its polar regions to contain permanently shadowed craters...
    130 KB (12,687 words) - 15:35, 2 January 2025
  • Thumbnail for Man in the Moon
    bodies of water. They are large areas formed by lava that covered up old craters and then cooled, becoming smooth, basalt rock. The near side of the Moon...
    15 KB (1,815 words) - 16:43, 27 December 2024
  • Thumbnail for Ray system
    Ray system (redirect from Crater ray)
    several times the diameter of their originating crater, and are often accompanied by small secondary craters formed by larger chunks of ejecta. Ray systems...
    7 KB (722 words) - 20:14, 5 October 2024
  • Thumbnail for Lander (spacecraft)
    mission objective was to explore the presence of water ice in a permanently shadowed crater near a lunar polar region. LCROSS was launched together with...
    33 KB (3,619 words) - 17:51, 14 November 2024
  • Thumbnail for Ceres Polar Lander
    the mission was to search for water ice and signs of life in permanently shadowed craters near Ceres' north pole. However, with new information from the...
    2 KB (190 words) - 19:53, 17 November 2023
  • objectives include fixed-point landings. In situ observations of the permanently shadowed crater will be made by the mini-hopping probe, which will carry water...
    10 KB (1,015 words) - 12:56, 26 August 2024
  • Thumbnail for Lunar Reconnaissance Orbiter
    Mapping Project (LAMP) The Lyman-Alpha Mapping Project peers into permanently shadowed craters in search of water ice, using ultraviolet light generated by...
    43 KB (3,648 words) - 10:39, 1 January 2025
  • Tooley Crater is approximately 7 km wide, close to the south pole of the Moon. It is located within a permanently shadowed area of Shoemaker Crater. It is...
    921 bytes (90 words) - 08:45, 12 April 2024
  • Thumbnail for Moonlight
    Valleys Volcanic features Domes Calderas Lava tubes Craters List Ray systems Permanently shadowed craters South Pole–Aitken basin Soil swirls Rilles Wrinkle...
    8 KB (735 words) - 15:31, 29 December 2024
  • Thumbnail for Exploration of Mercury
    discovered a possibility of both water ice and organic compounds in permanently shadowed craters in Mercury's north pole. The mission was scheduled to end sometime...
    20 KB (2,120 words) - 20:03, 5 December 2024
  • Thumbnail for Wrinkle ridge
    other, they are evidence of compressional stress in planetary crust. Lunar crater Krieger and vicinity, showing wrinkle ridges in the surrounding mare and...
    5 KB (578 words) - 17:07, 29 November 2024
  • Thumbnail for Haworth (crater)
    Haworth's position near the lunar south pole, large amounts of the crater are permanently shadowed regions. These regions are very cold; many are believed to...
    4 KB (293 words) - 02:01, 26 January 2024
  • Thumbnail for Pythagoras (crater)
    prominent impact crater located near the northwestern limb of the Moon. It lies just to the northwest of the somewhat larger Babbage. The crater has an oval...
    7 KB (447 words) - 02:19, 26 January 2024
  • Thumbnail for Earth phase
    Moon's synchronous rotation, one side of the Moon (the "near side") is permanently turned towards Earth, and the other side, the "far side", mostly cannot...
    7 KB (690 words) - 01:41, 4 July 2024
  • Thumbnail for Erlanger (crater)
    impacts had accumulated there. Erlanger is one of the Moon's permanently shadowed craters. The crater was named by the International Astronometrical Union on...
    5 KB (385 words) - 04:58, 19 April 2023
  • Thumbnail for Moon rock
    shaped the sample. Using shock wave models, they estimated the resulting crater to be between 3 and 32 kilometers wide, depending on the impact angle. The...
    34 KB (3,384 words) - 00:38, 19 December 2024
  • Thumbnail for Grazing lunar occultation
    astronomers use portable observing equipment and travel to sites along the shadow path limits. The goal is to report the UTC of each event as accurately as...
    6 KB (588 words) - 05:13, 17 November 2021
  • Thumbnail for Hermite (crater)
    side of the crater midpoint that is closest to Hermite. There may exist a large amount of water ice within Hermite A's permanently shadowed region (PSR)...
    9 KB (921 words) - 03:37, 3 June 2024
  • Thumbnail for Bechet (crater)
    Bechet is a crater on Mercury, located near the north pole. Most of the crater floor is in permanent shadow. Its name was adopted by the International...
    1 KB (53 words) - 10:09, 5 June 2024