WebJun 26, 2012 · Still, most larger objects are also brighter; Orcus has an albedo of 27%, and the biggest ones like Makemake, Haumea, Pluto, Eris, and Triton (which is often lumped among the Kuiper belt objects because it likely originated there and looks like them) are icy …
Orcus Space Wiki Fandom
Orcus (minor-planet designation 90482 Orcus, provisional designation 2004 DW) is a trans-Neptunian dwarf planet with a large moon, Vanth. It has a diameter of 870 to 960 km (540 to 600 mi), the size of or somewhat smaller than the asteroid Ceres. The surface of Orcus is relatively bright with albedo reaching 23 … See more Discovery Orcus was discovered on 17 February 2004, by American astronomers Michael Brown of Caltech, Chad Trujillo of the Gemini Observatory, and David Rabinowitz of Yale University See more Size and magnitude The absolute magnitude of Orcus is approximately 2.3. The detection of Orcus by the Spitzer Space Telescope in the far infrared and by Herschel Space Telescope in submillimeter estimates its diameter at 958.4 km (595.5 mi), … See more • List of possible dwarf planets • List of trans-Neptunian objects • List of Solar System objects by size See more • MPEC 2004-D09 announcing the discovery but attributing it to Raymond J. Bambery, Steven H. Pravdo, Michael D. Hicks, Kenneth J. Lawrence, Daniel MacDonald, Eleanor Helin and Robert Thicksten / NEAT • MPEC 2004-D13 correcting MPEC 2004-D09 See more Orcus is in a 2:3 orbital resonance with Neptune, having an orbital period of 245 years, and is classified as a plutino. Its orbit is moderately inclined at 20.6 degrees to the ecliptic. Orcus's orbit is similar to Pluto's (both have perihelia above the ecliptic), … See more Orcus has one known moon, Vanth (full designation (90482) Orcus I Vanth). It was discovered by Michael Brown and T.-A. Suer using discovery images taken by the Hubble Space Telescope on 13 November 2005. The discovery was announced in an IAU Circular notice … See more WebAbout Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ... small workout bag
90482 Orcus Facts for Kids KidzSearch.com
WebAug 28, 2015 · And with an estimated mass of 1.4 ± 0.1 × 10 21 kg, Quaoar is about as massive as Pluto's moon Charon, equivalent to 0.12 times the mass of Eris, and approximately 2.5 times as massive as Orcus. WebAug 31, 2015 · Although Orcus has not yet been officially categorized as a dwarf planet by the IAU, many astronomers agree that it meets all the requirements and will be in the future. Discovery and Naming:... WebDec 8, 2024 · The dwarf planets Eris and Haumea are believed to be similar to Pluto in composition, with water ice on the surface. But these small worlds were discovered almost two decades ago. There are also a ... small working table dimensions