Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Asteroid_belt> ?p ?o }
- Asteroid_belt abstract "The asteroid belt is the region of the Solar System located roughly between the orbits of the planets Mars and Jupiter. It is occupied by numerous irregularly shaped bodies called asteroids or minor planets. The asteroid belt is also termed the main asteroid belt or main belt to distinguish it from other asteroid populations in the Solar System such as near-Earth asteroids and trojan asteroids. About half the mass of the belt is contained in the four largest asteroids: Ceres, Vesta, Pallas, and Hygiea. The total mass of the asteroid belt is approximately 4% that of the Moon, which is significantly less than that of Pluto and roughly twice that of Pluto's moon Charon (whose diameter is 1200 km).Ceres, the asteroid belt's only dwarf planet, is about 950 km in diameter, whereas Vesta, Pallas, and Hygiea have mean diameters of less than 600 km. The remaining bodies range down to the size of a dust particle. The asteroid material is so thinly distributed that numerous unmanned spacecraft have traversed it without incident. Nonetheless, collisions between large asteroids do occur, and these can form an asteroid family whose members have similar orbital characteristics and compositions. Individual asteroids within the asteroid belt are categorized by their spectra, with most falling into three basic groups: carbonaceous (C-type), silicate (S-type), and metal-rich (M-type).The asteroid belt formed from the primordial solar nebula as a group of planetesimals, the smaller precursors of the planets, which in turn formed protoplanets. Between Mars and Jupiter, however, gravitational perturbations from Jupiter imbued the protoplanets with too much orbital energy for them to accrete into a planet. Collisions became too violent, and instead of fusing together, the planetesimals and most of the protoplanets shattered. As a result, 99.9% of the asteroid belt's original mass was lost in the first 100 million years of the Solar System's history. Some fragments eventually found their way into the inner Solar System, leading to meteorite impacts with the inner planets. Asteroid orbits continue to be appreciably perturbed whenever their period of revolution about the Sun forms an orbital resonance with Jupiter. At these orbital distances, a Kirkwood gap occurs as they are swept into other orbits.Classes of small Solar System bodies in other regions are the near-Earth objects, the centaurs, the Kuiper belt objects, the scattered disk objects, the sednoids, and the Oort cloud objects.On 22 January 2014, ESA scientists reported the detection, for the first definitive time, of water vapor on Ceres, the largest object in the asteroid belt. The detection was made by using the far-infrared abilities of the Herschel Space Observatory. The finding was unexpected because comets, not asteroids, are typically considered to "sprout jets and plumes". According to one of the scientists, "The lines are becoming more and more blurred between comets and asteroids."".
- Asteroid_belt thumbnail InnerSolarSystem-en.png?width=300.
- Asteroid_belt wikiPageExternalLink asteroidpage.html.
- Asteroid_belt wikiPageExternalLink profile.cfm?Object=Asteroids.
- Asteroid_belt wikiPageExternalLink asteroids.html.
- Asteroid_belt wikiPageExternalLink facts.html.
- Asteroid_belt wikiPageExternalLink asteroid.htm.
- Asteroid_belt wikiPageExternalLink asteroid_all_axisvecc.jpg.
- Asteroid_belt wikiPageExternalLink asteroid_all_axisvincl.jpg.
- Asteroid_belt wikiPageExternalLink solarsystem.nasa.gov.
- Asteroid_belt wikiPageID "47264".
- Asteroid_belt wikiPageLength "65045".
- Asteroid_belt wikiPageOutDegree "216".
- Asteroid_belt wikiPageRevisionID "680226175".
- Asteroid_belt wikiPageWikiLink 10_Hygiea.
- Asteroid_belt wikiPageWikiLink 1270_Datura.
- Asteroid_belt wikiPageWikiLink 132524_APL.
- Asteroid_belt wikiPageWikiLink 1459_Magnya.
- Asteroid_belt wikiPageWikiLink 21_Lutetia.
- Asteroid_belt wikiPageWikiLink 22_Kalliope.
- Asteroid_belt wikiPageWikiLink 243_Ida.
- Asteroid_belt wikiPageWikiLink 253_Mathilde.
- Asteroid_belt wikiPageWikiLink 2685_Masursky.
- Asteroid_belt wikiPageWikiLink 2867_Šteins.
- Asteroid_belt wikiPageWikiLink 2_Pallas.
- Asteroid_belt wikiPageWikiLink 3_Juno.
- Asteroid_belt wikiPageWikiLink 434_Hungaria.
- Asteroid_belt wikiPageWikiLink 4652_Iannini.
- Asteroid_belt wikiPageWikiLink 490_Veritas.
- Asteroid_belt wikiPageWikiLink 4_Vesta.
- Asteroid_belt wikiPageWikiLink 5535_Annefrank.
- Asteroid_belt wikiPageWikiLink 5_Astraea.
- Asteroid_belt wikiPageWikiLink 7472_Kumakiri.
- Asteroid_belt wikiPageWikiLink 951_Gaspra.
- Asteroid_belt wikiPageWikiLink Accretion_(astrophysics).
- Asteroid_belt wikiPageWikiLink Albedo.
- Asteroid_belt wikiPageWikiLink Alexander_von_Humboldt.
- Asteroid_belt wikiPageWikiLink Allende_meteorite.
- Asteroid_belt wikiPageWikiLink Ancient_Greek.
- Asteroid_belt wikiPageWikiLink Ancient_Greek_language.
- Asteroid_belt wikiPageWikiLink Aphelion.
- Asteroid_belt wikiPageWikiLink Apparent_magnitude.
- Asteroid_belt wikiPageWikiLink Asteroid.
- Asteroid_belt wikiPageWikiLink Asteroid_family.
- Asteroid_belt wikiPageWikiLink Asteroid_mining.
- Asteroid_belt wikiPageWikiLink Asteroids_in_fiction.
- Asteroid_belt wikiPageWikiLink Astronomical_unit.
- Asteroid_belt wikiPageWikiLink Astronomical_units.
- Asteroid_belt wikiPageWikiLink Astrophotography.
- Asteroid_belt wikiPageWikiLink Basalt.
- Asteroid_belt wikiPageWikiLink Basaltic.
- Asteroid_belt wikiPageWikiLink Benjamin_Peirce.
- Asteroid_belt wikiPageWikiLink Bremen.
- Asteroid_belt wikiPageWikiLink C-type_asteroid.
- Asteroid_belt wikiPageWikiLink Carbon.
- Asteroid_belt wikiPageWikiLink Carbonaceous_chondrite.
- Asteroid_belt wikiPageWikiLink Cassini–Huygens.
- Asteroid_belt wikiPageWikiLink Category:Asteroid_groups_and_families.
- Asteroid_belt wikiPageWikiLink Category:Asteroids.
- Asteroid_belt wikiPageWikiLink Category:Main-belt_asteroids.
- Asteroid_belt wikiPageWikiLink Category:Solar_System.
- Asteroid_belt wikiPageWikiLink Centaur_(minor_planet).
- Asteroid_belt wikiPageWikiLink Ceres_(Roman_mythology).
- Asteroid_belt wikiPageWikiLink Ceres_(dwarf_planet).
- Asteroid_belt wikiPageWikiLink Ceres_(mythology).
- Asteroid_belt wikiPageWikiLink Charles_Bonnet.
- Asteroid_belt wikiPageWikiLink Charles_Messier.
- Asteroid_belt wikiPageWikiLink Charon_(moon).
- Asteroid_belt wikiPageWikiLink Colonization_of_the_asteroids.
- Asteroid_belt wikiPageWikiLink Coma_(cometary).
- Asteroid_belt wikiPageWikiLink Comet.
- Asteroid_belt wikiPageWikiLink Cybele_asteroid.
- Asteroid_belt wikiPageWikiLink Daniel_Kirkwood.
- Asteroid_belt wikiPageWikiLink Dawn_(spacecraft).
- Asteroid_belt wikiPageWikiLink Debris_disk.
- Asteroid_belt wikiPageWikiLink Dwarf_planet.
- Asteroid_belt wikiPageWikiLink E-type_asteroid.
- Asteroid_belt wikiPageWikiLink Eccentricity_(orbit).
- Asteroid_belt wikiPageWikiLink Ecliptic.
- Asteroid_belt wikiPageWikiLink Eos_family.
- Asteroid_belt wikiPageWikiLink Eunomia_family.
- Asteroid_belt wikiPageWikiLink European_Space_Agency.
- Asteroid_belt wikiPageWikiLink Far-infrared_astronomy.
- Asteroid_belt wikiPageWikiLink Flora_family.
- Asteroid_belt wikiPageWikiLink Formation_and_evolution_of_the_Solar_System.
- Asteroid_belt wikiPageWikiLink Franz_Xaver_von_Zach.
- Asteroid_belt wikiPageWikiLink Frost_line_(astrophysics).
- Asteroid_belt wikiPageWikiLink Galileo_(spacecraft).
- Asteroid_belt wikiPageWikiLink Gefion_family.
- Asteroid_belt wikiPageWikiLink Gravity.
- Asteroid_belt wikiPageWikiLink HED_meteorite.
- Asteroid_belt wikiPageWikiLink Hayabusa.
- Asteroid_belt wikiPageWikiLink Heinrich_Olbers.
- Asteroid_belt wikiPageWikiLink Heinrich_Wilhelm_Matthias_Olbers.
- Asteroid_belt wikiPageWikiLink Herschel_Space_Observatory.
- Asteroid_belt wikiPageWikiLink Hilda_family.
- Asteroid_belt wikiPageWikiLink Hungaria_asteroids.
- Asteroid_belt wikiPageWikiLink Hungaria_family.
- Asteroid_belt wikiPageWikiLink Inclination.
- Asteroid_belt wikiPageWikiLink Johann_Daniel_Titius.