Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Astronomical_object> ?p ?o }
- Astronomical_object abstract "An astronomical object or celestial object is a naturally occurring physical entity, association, or structure that current science has demonstrated to exist in the observable universe. The term astronomical object is sometimes used interchangeably with astronomical body. Typically, an astronomical (celestial) body refers to a single, cohesive structure that is bound together by gravity (and sometimes by electromagnetism). Examples include the asteroids, moons, planets and the stars. Astronomical objects are gravitationally bound structures that are associated with a position in space, but may consist of multiple independent astronomical bodies or objects. These objects range from single planets to star clusters, nebulae or entire galaxies. A comet may be described as a body, in reference to the frozen nucleus of ice and dust, or as an object, when describing the nucleus with its diffuse coma and tail.The universe can be viewed as having a hierarchical structure. At the largest scales, the fundamental component of assembly is the galaxy, which are assembled out of dwarf galaxies. The galaxies are organized into groups and clusters, often within larger superclusters, that are strung along great filaments between nearly empty voids, forming a web that spans the observable universe. Galaxies and dwarf galaxies have a variety of morphologies, with the shapes determined by their formation and evolutionary histories, including interaction with other galaxies. Depending on the category, a galaxy may have one or more distinct features, such as spiral arms, a halo and a nucleus. At the core, most galaxies have a supermassive black hole, which may result in an active galactic nucleus. Galaxies can also have satellites in the form of dwarf galaxies and globular clusters.The constituents of a galaxy are formed out of gaseous matter that assembles through gravitational self-attraction in a hierarchical manner. At this level, the resulting fundamental components are the stars, which are typically assembled in clusters from the various condensing nebulae. The great variety of stellar forms are determined almost entirely by the mass, composition and evolutionary state of these stars. Stars may be found in multi-star systems that orbit about each other in a hierarchical organization. A planetary system and various minor objects such as asteroids, comets and debris, can form in a hierarchical process of accretion from the protoplanetary disks that surrounds newly formed stars.The various distinctive types of stars are shown by the Hertzsprung–Russell diagram (H–R diagram)—a plot of absolute stellar luminosity versus surface temperature. Each star follows an evolutionary track across this diagram. If this track takes the star through a region containing an intrinsic variable type, then its physical properties can cause it to become a variable star. An example of this is the instability strip, a region of the H-R diagram that includes Delta Scuti, RR Lyrae and Cepheid variables. Depending on the initial mass of the star and the presence or absence of a companion, a star may spend the last part of its life as a compact object; either a white dwarf, neutron star, or black hole.".
- Astronomical_object thumbnail 243_ida.jpg?width=300.
- Astronomical_object wikiPageExternalLink monthly.
- Astronomical_object wikiPageExternalLink http://skyandtelescope.com/observing/skychart/#.
- Astronomical_object wikiPageID "206542".
- Astronomical_object wikiPageLength "19619".
- Astronomical_object wikiPageOutDegree "337".
- Astronomical_object wikiPageRevisionID "703613255".
- Astronomical_object wikiPageWikiLink 2011_QF99.
- Astronomical_object wikiPageWikiLink Accretion_disk.
- Astronomical_object wikiPageWikiLink Active_galactic_nucleus.
- Astronomical_object wikiPageWikiLink Algol_variable.
- Astronomical_object wikiPageWikiLink Alinda_family.
- Astronomical_object wikiPageWikiLink Alpha_Cygni_variable.
- Astronomical_object wikiPageWikiLink Alpha²_Canum_Venaticorum_variable.
- Astronomical_object wikiPageWikiLink Am_star.
- Astronomical_object wikiPageWikiLink Amor_asteroid.
- Astronomical_object wikiPageWikiLink Ap_and_Bp_stars.
- Astronomical_object wikiPageWikiLink Apohele_asteroid.
- Astronomical_object wikiPageWikiLink Arjuna_asteroid.
- Astronomical_object wikiPageWikiLink Asterism_(astronomy).
- Astronomical_object wikiPageWikiLink Asteroid.
- Astronomical_object wikiPageWikiLink Asteroid_belt.
- Astronomical_object wikiPageWikiLink Asteroid_family.
- Astronomical_object wikiPageWikiLink Aten_asteroid.
- Astronomical_object wikiPageWikiLink Barium_star.
- Astronomical_object wikiPageWikiLink Barred_spiral_galaxy.
- Astronomical_object wikiPageWikiLink Beta_Cephei_variable.
- Astronomical_object wikiPageWikiLink Beta_Lyrae.
- Astronomical_object wikiPageWikiLink Binary_asteroid.
- Astronomical_object wikiPageWikiLink Binary_star.
- Astronomical_object wikiPageWikiLink Black_dwarf.
- Astronomical_object wikiPageWikiLink Black_hole.
- Astronomical_object wikiPageWikiLink Blazar.
- Astronomical_object wikiPageWikiLink Blue_giant.
- Astronomical_object wikiPageWikiLink Blue_straggler.
- Astronomical_object wikiPageWikiLink Blue_supergiant.
- Astronomical_object wikiPageWikiLink Bok_globule.
- Astronomical_object wikiPageWikiLink Bolide.
- Astronomical_object wikiPageWikiLink Bright_giant.
- Astronomical_object wikiPageWikiLink Brightest_cluster_galaxy.
- Astronomical_object wikiPageWikiLink Brown_dwarf.
- Astronomical_object wikiPageWikiLink Bulge_(astronomy).
- Astronomical_object wikiPageWikiLink Carbon_star.
- Astronomical_object wikiPageWikiLink Cataclysmic_variable_star.
- Astronomical_object wikiPageWikiLink Category:A-type_stars.
- Astronomical_object wikiPageWikiLink Category:Astronomical_objects.
- Astronomical_object wikiPageWikiLink Category:B-type_stars.
- Astronomical_object wikiPageWikiLink Category:F-type_stars.
- Astronomical_object wikiPageWikiLink Category:G-type_stars.
- Astronomical_object wikiPageWikiLink Category:K-type_stars.
- Astronomical_object wikiPageWikiLink Category:M-type_stars.
- Astronomical_object wikiPageWikiLink Category:O-type_stars.
- Astronomical_object wikiPageWikiLink Centaur_(minor_planet).
- Astronomical_object wikiPageWikiLink Cepheid_variable.
- Astronomical_object wikiPageWikiLink Ceres_(dwarf_planet).
- Astronomical_object wikiPageWikiLink Chthonian_planet.
- Astronomical_object wikiPageWikiLink Circumstellar_disc.
- Astronomical_object wikiPageWikiLink Classical_Kuiper_belt_object.
- Astronomical_object wikiPageWikiLink Co-orbital_configuration.
- Astronomical_object wikiPageWikiLink Comet.
- Astronomical_object wikiPageWikiLink Compact_star.
- Astronomical_object wikiPageWikiLink Constellation.
- Astronomical_object wikiPageWikiLink Contact_binary.
- Astronomical_object wikiPageWikiLink Contact_binary_(small_Solar_System_body).
- Astronomical_object wikiPageWikiLink Cosmic_dust.
- Astronomical_object wikiPageWikiLink Cosmic_microwave_background.
- Astronomical_object wikiPageWikiLink Cosmic_string.
- Astronomical_object wikiPageWikiLink Cosmology.
- Astronomical_object wikiPageWikiLink Cybele_asteroid.
- Astronomical_object wikiPageWikiLink Damocloid.
- Astronomical_object wikiPageWikiLink Dark_galaxy.
- Astronomical_object wikiPageWikiLink Dark_matter.
- Astronomical_object wikiPageWikiLink Dark_nebula.
- Astronomical_object wikiPageWikiLink Debris_disk.
- Astronomical_object wikiPageWikiLink Delta_Scuti_variable.
- Astronomical_object wikiPageWikiLink Detached_object.
- Astronomical_object wikiPageWikiLink Domain_wall_(string_theory).
- Astronomical_object wikiPageWikiLink Double_star.
- Astronomical_object wikiPageWikiLink Dwarf_galaxy.
- Astronomical_object wikiPageWikiLink Dwarf_nova.
- Astronomical_object wikiPageWikiLink Dwarf_planet.
- Astronomical_object wikiPageWikiLink Dysnomia_(moon).
- Astronomical_object wikiPageWikiLink Earth.
- Astronomical_object wikiPageWikiLink Earth_analog.
- Astronomical_object wikiPageWikiLink Earth_trojan.
- Astronomical_object wikiPageWikiLink Eccentric_Jupiter.
- Astronomical_object wikiPageWikiLink Electromagnetism.
- Astronomical_object wikiPageWikiLink Elliptical_galaxy.
- Astronomical_object wikiPageWikiLink Emission_nebula.
- Astronomical_object wikiPageWikiLink Entity.
- Astronomical_object wikiPageWikiLink Eos_family.
- Astronomical_object wikiPageWikiLink Eris_(dwarf_planet).
- Astronomical_object wikiPageWikiLink Exoplanet.
- Astronomical_object wikiPageWikiLink Exotic_star.
- Astronomical_object wikiPageWikiLink FU_Orionis_star.
- Astronomical_object wikiPageWikiLink File:A_Swarm_of_Ancient_Stars_-_GPN-2000-000930.jpg.
- Astronomical_object wikiPageWikiLink File:C2014_Q2.jpg.
- Astronomical_object wikiPageWikiLink File:Crab_Nebula.jpg.
- Astronomical_object wikiPageWikiLink File:Messier51_sRGB.jpg.