• Thumbnail for Sinus Medii
    Sinus Medii /ˈsaɪnəs ˈmiːdiaɪ/ (Latin sinus mediī "Middle Bay") is a small lunar mare. It takes its name from its location at the intersection of the...
    6 KB (628 words) - 00:39, 12 August 2023
  • Thumbnail for Seeliger (crater)
    relatively small lunar impact crater that lies near the southeastern edge of Sinus Medii. It was named after the German astronomer Hugo von Seeliger. This is...
    5 KB (357 words) - 06:00, 19 April 2023
  • Thumbnail for Surveyor program
    exploded near the end of its scheduled burn. The planned landing target was Sinus Medii (Central Bay) at 0.4° north latitude and 1.33° west longitude. Surveyor...
    20 KB (2,064 words) - 07:31, 5 April 2025
  • Thumbnail for Rhaeticus (crater)
    that lies astride the equator of the Moon, on the southeast edge of the Sinus Medii. To the north-northwest is the crater Triesnecker, and due south can...
    5 KB (349 words) - 10:33, 4 May 2025
  • Thumbnail for Murchison (crater)
    Murchison is a lunar impact crater on the north edge of the Sinus Medii. It was named in honour of the geologist Sir Roderick Murchison. It shares a section...
    6 KB (495 words) - 21:07, 24 April 2025
  • Thumbnail for Godin (crater)
    south of the crater Agrippa, on a rough upland region to the east of Sinus Medii. Its diameter is 34 km. The crater was named after 18th century French...
    7 KB (496 words) - 11:26, 21 August 2024
  • Thumbnail for Pallas (crater)
    is a heavily eroded lunar impact crater located to the north of the Sinus Medii. It was named after the German-born Russian natural historian Peter Simon...
    9 KB (650 words) - 12:30, 21 August 2024
  • Thumbnail for Moon landing
    vehicle in unrecoverable tumble; crashed southeast of Copernicus Crater Sinus Medii 004.00S 011.00W Surveyor 3 302 Atlas – Centaur 20 April 1967 Landing...
    124 KB (11,724 words) - 21:14, 2 July 2025
  • Thumbnail for Dembowski (crater)
    Dembowski is a lunar impact crater located to the southeast of the Sinus Medii. Its diameter is 26 km. It was named after Italian astronomer Ercole Dembowski...
    5 KB (397 words) - 21:05, 24 April 2025
  • writing (e.g., Sinus Magnus, Sinus Flanaticus, etc.) Sine, a trigonometric math function (Latin sinus) Sinus Medii, a small lunar mare Sinus Successus, a...
    2 KB (315 words) - 18:21, 29 June 2025
  • Thumbnail for Blagg (crater)
    Blagg is a tiny lunar impact crater located on the Sinus Medii. It is a circular crater with no appreciable erosion. To the east-southeast is the irregular...
    4 KB (317 words) - 21:16, 24 April 2025
  • Thumbnail for List of maria on the Moon
    the one oceanus as well as features known by the names lacus, palus and sinus. The modern system of lunar nomenclature was introduced in 1651 by Giovanni...
    21 KB (433 words) - 14:29, 23 October 2024
  • Thumbnail for Hipparchus (lunar crater)
    geographer and mathematician Hipparchus. It is located to the southeast of Sinus Medii, near the center of the visible Moon. To the south is the prominent crater...
    11 KB (840 words) - 12:34, 21 August 2024
  • Thumbnail for Surveyor 4
    was lost 2.5 minutes before touchdown. The planned landing target was Sinus Medii (Central Bay) at 0.4° north latitude and 1.33° west longitude. Surveyor...
    4 KB (291 words) - 04:38, 4 March 2025
  • Thumbnail for Ukert (crater)
    lies on a strip of rugged ground between Mare Vaporum to the north and Sinus Medii in the south. It was named after German historian Friedrich August Ukert...
    7 KB (451 words) - 21:09, 24 April 2025
  • Thumbnail for Chladni (crater)
    is a small lunar impact crater that lies near the northwest edge of Sinus Medii, in the central part of the Moon. The crater is named for German physicist...
    5 KB (386 words) - 20:48, 24 April 2025
  • Thumbnail for Bode (crater)
    raised surface between the Mare Vaporum to the northeast, Sinus Aestuum to the west, and Sinus Medii to the southeast. The crater was named after German astronomer...
    7 KB (469 words) - 20:30, 24 May 2024
  • Thumbnail for Surveyor 2
    12:32 UTC on 20 September 1966. The target area proposed was within Sinus Medii. The Atlas-Centaur had placed Surveyor 2 on a path to the Moon that was...
    8 KB (759 words) - 04:37, 4 March 2025
  • Thumbnail for Bruce (crater)
    Bruce is a small lunar impact crater located in the small lunar mare Sinus Medii. It lies to the west-northwest of the irregular crater Rhaeticus, and...
    5 KB (418 words) - 21:12, 24 April 2025
  • Thumbnail for Surveyor 6
    program that reached the surface of the Moon. Surveyor 6 landed on the Sinus Medii. A total of 30,027 images were transmitted to Earth. This spacecraft...
    11 KB (1,200 words) - 22:58, 18 March 2025
  • Thumbnail for Apollo 11
    of Tranquility (Mare Tranquillitatis); Site 3 was in the Central Bay (Sinus Medii); and Sites 4 and 5 were in the Ocean of Storms (Oceanus Procellarum)...
    187 KB (19,659 words) - 21:42, 21 June 2025
  • Thumbnail for List of missions to the Moon
    1967 NASA Atlas SLV-3C Centaur-D Surveyor 6 Lander Success Landed in Sinus Medii at 01:01:04 UTC on 10 November. Made brief flight from lunar surface...
    168 KB (5,844 words) - 09:54, 1 July 2025
  • Thumbnail for Herschel (lunar crater)
    (35 km) is the walled plain Flammarion, along the southern edge of the Sinus Medii. The rim of this crater is generally circular, although the western side...
    6 KB (467 words) - 06:59, 9 May 2024
  • Thumbnail for Rille
    show more than one structure are termed hybrid rilles. Rima Hyginus in Sinus Medii is an example, initially formed through a fault and subsequently subject...
    6 KB (625 words) - 21:24, 24 April 2025
  • Thumbnail for Triesnecker (crater)
    Triesnecker is a prominent lunar impact crater that is located in the Sinus Medii, near the central part of the Moon's near side. Its diameter is 25 km...
    9 KB (661 words) - 20:25, 24 April 2025
  • Thumbnail for Flammarion (lunar crater)
    Flammarion is a lunar impact crater on the south edge of Sinus Medii. Its diameter is 76 km. It is named after the French astronomer Camille Flammarion...
    7 KB (451 words) - 12:37, 21 August 2024
  • Thumbnail for Oceanus Procellarum
    two days for weather or equipment reasons would have sent Apollo 11 to Sinus Medii (designated ALS3) instead of ALS2—Mare Tranquillitatis; another two-day...
    13 KB (1,355 words) - 22:23, 19 June 2025
  • Thumbnail for Oppolzer (crater)
    remnant of a lunar impact crater that is located on the southern edge of Sinus Medii, along the meridian of the Moon. Its diameter is 41 km. It was named...
    5 KB (439 words) - 12:36, 21 August 2024
  • Thumbnail for Hyginus (crater)
    Hyginus is a lunar caldera located at the east end of the Sinus Medii. It was named after ancient Roman astronomer Gaius Julius Hyginus. Its rim is split...
    8 KB (673 words) - 21:10, 24 April 2025
  • Thumbnail for Project Horizon
    particular sites: northern part of Sinus Aestuum, near the Eratosthenes crater southern part of Sinus Aestuum near Sinus Medii southwest coast of Mare Imbrium...
    9 KB (954 words) - 06:26, 26 May 2025