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...

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...

of Orcus, though still with a very dark surface. Despite this determination, Grundy et al. call it "dwarf-planet sized", while calling Orcus a dwarf planet...

Look up Orcus in Wiktionary, the free dictionary. Orcus was a Roman god of the underworld. Orcus may also refer to: Orcus (dwarf planet), a trans-Neptunian...

designation (90482) Orcus I; provisional designation S/2005 (90482) 1) is a natural satellite or moon of the large trans-Neptunian dwarf planet Orcus. It was discovered...

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...

Moore's novel A Dirty Job (2006). The Kuiper belt dwarf planet Orcus is named after Orcus. This is because Orcus was sometimes considered to be another name...

in the discovery of several other large TNOs, including the dwarf planets Quaoar, Orcus, and Sedna. Routine observations were taken by the team on October...

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...

planets; Pluto and Charon are tidally locked to each other, as are Eris and Dysnomia, and probably Orcus and its moon Vanth. The other dwarf planets with...

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...

Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of bodies beyond the orbit of Neptune. It is the ninth-largest...

though not always. The table below gives Orcus, Quaoar, Gonggong, and Sedna as additional consensus dwarf planets; slightly smaller Salacia, which is larger...

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...

minor planets Centaurs Damocloids Trans-Neptunian objects (beyond the orbit of Neptune) Kuiper-belt objects (KBOs) Plutinos Orcus, a dwarf planet Vanth...

designation 2001 KX76) is a large trans-Neptunian object and a possible dwarf planet. It is located in the Kuiper belt, a region of icy objects orbiting beyond...

perhaps Orcus. These eight, together with Ceres, are the objects astronomers generally agree are dwarf planets (though with some doubt regarding Orcus); other...

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...

Makemake (minor-planet designation: 136472 Makemake) is a dwarf planet and the largest of what is known as the classical population of Kuiper belt objects...

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...

Seven objects commonly considered dwarf planets by astronomers are also known to have natural satellites: Orcus, Pluto, Haumea, Quaoar, Makemake, Gonggong...

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"...

Eris–Dysnomia, Orcus–Vanth and Varda–Ilmarë. Binary asteroids with components of roughly equal mass are sometimes referred to as double minor planets. These include...

Of the Solar System's eight planets and its nine most likely dwarf planets, six planets and seven dwarf planets are known to be orbited by at least 300...

consensus among astronomers that the Solar System has at least nine dwarf planets: Ceres, Orcus, Pluto, Haumea, Quaoar, Makemake, Gonggong, Eris, and Sedna....

dynamics). This conceptualization of planets as three classes of objects (classical planets, dwarf planets and satellite planets) has not been accepted by the...

actually been demonstrated to be dwarf planets. Astronomers normally include these five, as well as six more: Quaoar, Sedna, Orcus, Gonggong, Salacia and 2002...

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...

solid objects of planetary mass, including terrestrial planets (including Earth), dwarf planets, natural satellites, planetesimals and many other small...

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...