• Thumbnail for Sedna (dwarf planet)
    Sedna (minor-planet designation: 90377 Sedna) is a dwarf planet in the outermost reaches of the Solar System, orbiting the Sun beyond the orbit of Neptune...
    88 KB (8,323 words) - 00:32, 27 August 2024
  • The number of dwarf planets in the Solar System is unknown. Estimates have run as high as 200 in the Kuiper belt and over 10,000 in the region beyond...
    65 KB (4,793 words) - 06:11, 30 August 2024
  • Look up sedna in Wiktionary, the free dictionary. Sedna may refer to: Sedna (mythology), the Inuit goddess of the sea Sedna (dwarf planet), a trans-Neptunian...
    627 bytes (114 words) - 21:50, 13 June 2024
  • Thumbnail for Gonggong (dwarf planet)
    Gonggong (minor-planet designation: 225088 Gonggong) is a dwarf planet and a member of the scattered disc beyond Neptune. It has a highly eccentric and...
    75 KB (6,145 words) - 07:35, 19 August 2024
  • Thumbnail for Dwarf planet
    largest candidates are dwarf planets – in rough order of size, Pluto, Eris, Haumea, Makemake, Gonggong, Quaoar, Ceres, Orcus, and Sedna. Considerable uncertainty...
    97 KB (8,976 words) - 05:17, 28 August 2024
  • Thumbnail for Eris (dwarf planet)
    the discovery of several other large TNOs, including the dwarf planets Quaoar, Orcus, and Sedna. Routine observations were taken by the team on October...
    76 KB (6,390 words) - 07:36, 19 August 2024
  • Thumbnail for 2012 VP113
    which means it may be large enough to be a dwarf planet. It is expected to be about half the size of Sedna and similar in size to Huya. Its surface is...
    18 KB (1,294 words) - 10:12, 23 August 2024
  • Thumbnail for Planet Nine
    Jupiter-family comets cluster near its orbit. The discovery of Sedna, a dwarf planet with a highly peculiar orbit in 2004, led to speculation that it...
    179 KB (19,083 words) - 21:15, 17 August 2024
  • Thumbnail for Orcus (dwarf planet)
    Orcus (minor-planet designation: 90482 Orcus) is a dwarf planet located in the Kuiper belt, with one large moon, Vanth. It has an estimated diameter of...
    40 KB (3,597 words) - 20:47, 16 August 2024
  • Thumbnail for Solar System
    Solar System (redirect from Inner planet)
    Solar System has at least nine dwarf planets: Ceres, Orcus, Pluto, Haumea, Quaoar, Makemake, Gonggong, Eris, and Sedna. There are a vast number of small...
    220 KB (21,683 words) - 15:22, 19 August 2024
  • Thumbnail for Planet
    and the giant planets have numerous moons in complex planetary-type systems. Except for Ceres and Sedna, all the consensus dwarf planets are known to have...
    197 KB (20,747 words) - 03:10, 27 August 2024
  • Thumbnail for Planets beyond Neptune
    If Sedna had been pulled into its orbit by a trans-Neptunian planet, any other objects found in its region would have a similar perihelion to Sedna (around...
    76 KB (9,278 words) - 01:27, 17 July 2024
  • suggests that Sedna, Gonggong, and Quaoar underwent internal melting, differentiation, and chemical evolution, like the larger dwarf planets Pluto, Eris...
    127 KB (6,173 words) - 10:02, 29 August 2024
  • used astronomically for Pluto as a dwarf planet. In the early 21st century, symbols for the trans-Neptunian dwarf planets have come into use, particularly...
    52 KB (4,942 words) - 16:55, 29 June 2024
  • Thumbnail for IAU definition of planet
    had hitherto been considered a planet) is classified as a dwarf planet. According to the IAU, "planets and dwarf planets are two distinct classes of objects"...
    55 KB (6,605 words) - 19:22, 23 August 2024
  • Thumbnail for Nibiru cataclysm
    World". Mike Brown's Planets. Archived from the original on May 9, 2013. Retrieved June 7, 2009. "Ask an Astrobiologist: Nibiru/Sedna". Ask an Astrobiologist...
    89 KB (8,643 words) - 05:04, 28 July 2024
  • moon Triton is considered possible as well. Mysterious fault lines on dwarf planet Pluto may suggest that it has a hidden subsurface ocean. Lava lakes are...
    21 KB (1,252 words) - 23:19, 17 June 2024
  • actually been demonstrated to be dwarf planets. Astronomers normally include these five, as well as six more: Quaoar, Sedna, Orcus, Gonggong, Salacia and...
    35 KB (3,436 words) - 19:01, 27 August 2024
  • Thumbnail for Minor planet
    officially used the term minor planet, but that year's meeting reclassified minor planets and comets into dwarf planets and small Solar System bodies (SSSBs)...
    36 KB (4,218 words) - 01:33, 27 July 2024
  • parent planet as I (Ariel), II (Umbriel), III (Titania), and IV (Oberon), and this finally stuck. At the time of Neptune's discovery, dwarf planet Ceres...
    157 KB (5,903 words) - 09:59, 29 August 2024
  • Clearing the neighbourhood (category Definition of planet)
    and Λ = 1 (where the body would change from being a planet to being a dwarf planet). The mass of Sedna is not known; it is very roughly estimated here as...
    23 KB (3,282 words) - 00:57, 23 August 2024
  • Thumbnail for Lists of planets
    lists of planets. A planet is a large, rounded astronomical body that is neither a star nor its remnant. The best available theory of planet formation...
    9 KB (786 words) - 14:37, 23 August 2024
  • "New Planets". Richard Brown. Astrology. "Sedna, Eris, Haumea, Quaoar, Makemake, 2002 TC302, Orcus, and others". AstroTransits.blogspot.com. New dwarf planets...
    58 KB (6,089 words) - 19:04, 29 August 2024
  • Thumbnail for List of minor planets
    objects and dwarf planets. The catalog consists of hundreds of pages, each containing 1,000 minor planets. Every year, the Minor Planet Center, which...
    106 KB (3,178 words) - 13:49, 2 August 2024
  • Thumbnail for Haumea
    Haumea (minor-planet designation: 136108 Haumea) is a dwarf planet located beyond Neptune's orbit. It was discovered in 2004 by a team headed by Mike Brown...
    83 KB (7,760 words) - 03:08, 26 August 2024
  • A classical planet is an astronomical object that is visible to the naked eye and moves across the sky and its backdrop of fixed stars (the common stars...
    24 KB (1,941 words) - 22:38, 22 August 2024
  • Thumbnail for Natural satellite
    is, in the most common usage, an astronomical body that orbits a planet, dwarf planet, or small Solar System body (or sometimes another natural satellite)...
    43 KB (3,569 words) - 14:28, 9 August 2024
  • Thumbnail for List of Solar System objects most distant from the Sun
    distance of 76 AU from the Sun. Sedna is the largest known sednoid, a class of objects that play an important role in the Planet Nine hypothesis. Pluto (30–49 AU...
    19 KB (674 words) - 15:56, 13 June 2024
  • magnitude requirement, while other possible dwarf planets, such as Sedna, Orcus and Quaoar, were named by the minor-planet committee alone. On July 11, 2008, the...
    84 KB (10,296 words) - 23:19, 23 August 2024
  • Thumbnail for Cryovolcano
    the dwarf planets Pluto and, to a lesser extent, Ceres,. Eris, Makemake,: 8  Sedna, Gonggong, and Quaoar.: 8  In the case of Pluto and the other dwarf planets...
    63 KB (6,365 words) - 15:46, 28 August 2024