Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Gliese_581> ?p ?o }
- Gliese_581 abstract "Gliese 581 (/ˈɡliːzə/) is a star of spectral type M3V (a red dwarf) about 20 light years away from Earth in the constellation Libra. Its estimated mass is about a third of that of the Sun, and it is the 89th closest known star to the Sun. Observations suggest that the star has a planetary system consisting of three known planets, designated Gliese 581 b, c, and e and a possibly confirmed planet, d, in order of discovery. Additional outer planets, which received the designations Gliese 581 f, and g have been proposed, but the evidence that led to the discovery claims has been shown to be the result of stellar activity mimicking the radial velocity variations due to orbiting planets.Gliese 581 has been the subject of a \"huge amount of attention\" in the quest to discover the first habitable extrasolar planet; first for c, and then d and g. Gliese 581 c, the first low-mass extrasolar planet found near a habitable zone, was discovered in April 2007. It has since been shown that under known terrestrial planet climate models, Gliese 581 c is likely to have a runaway greenhouse effect, and hence is probably too hot to be habitable, analogous to Venus. The proposed planets Gliese 581 d and Gliese 581 g also received attention as being located within the habitable zone, but their existence has subsequently been put into doubt by some authors.On 27 November 2012, the European Space Agency announced a debris disk, with at least ten times as many comets as the Solar System. This put constraints on possible planets beyond 0.75 AU.".
- Gliese_581 thumbnail Gliese_581.jpg?width=300.
- Gliese_581 wikiPageExternalLink star.php?st=Gl+581.
- Gliese_581 wikiPageExternalLink iii.dat.
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- Gliese_581 wikiPageExternalLink GJ581.png.
- Gliese_581 wikiPageExternalLink index.html.
- Gliese_581 wikiPageExternalLink geochemsoc.org.
- Gliese_581 wikiPageExternalLink gliese581c.htm.
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- Gliese_581 wikiPageExternalLink earths-twin-discovered.
- Gliese_581 wikiPageExternalLink lib35.html.
- Gliese_581 wikiPageExternalLink ep-202-the-planets-at-gliese-581.
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- Gliese_581 wikiPageExternalLink dynamics.
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- Gliese_581 wikiPageExternalLink seticalc.htm.
- Gliese_581 wikiPageExternalLink gl581.htm.
- Gliese_581 wikiPageID "2758531".
- Gliese_581 wikiPageLength "40309".
- Gliese_581 wikiPageOutDegree "137".
- Gliese_581 wikiPageRevisionID "707908761".
- Gliese_581 wikiPageWikiLink A_Message_from_Earth.
- Gliese_581 wikiPageWikiLink Absolute_magnitude.
- Gliese_581 wikiPageWikiLink Albedo.
- Gliese_581 wikiPageWikiLink BY_Draconis_variable.
- Gliese_581 wikiPageWikiLink Bebo.
- Gliese_581 wikiPageWikiLink Beta_Librae.
- Gliese_581 wikiPageWikiLink Black_body.
- Gliese_581 wikiPageWikiLink Carbon_dioxide.
- Gliese_581 wikiPageWikiLink Category:BY_Draconis_variables.
- Gliese_581 wikiPageWikiLink Category:Gliese_581.
- Gliese_581 wikiPageWikiLink Category:Hipparcos_objects.
- Gliese_581 wikiPageWikiLink Category:Libra_(constellation).
- Gliese_581 wikiPageWikiLink Category:M-type_main-sequence_stars.
- Gliese_581 wikiPageWikiLink Category:Objects_named_with_variable_star_designations.
- Gliese_581 wikiPageWikiLink Category:Planetary_systems_with_four_confirmed_planets.
- Gliese_581 wikiPageWikiLink Circumstellar_habitable_zone.
- Gliese_581 wikiPageWikiLink Comet.
- Gliese_581 wikiPageWikiLink Constellation.
- Gliese_581 wikiPageWikiLink Debris_disk.
- Gliese_581 wikiPageWikiLink Digitized_Sky_Survey.
- Gliese_581 wikiPageWikiLink Durchmusterung.
- Gliese_581 wikiPageWikiLink Earth.
- Gliese_581 wikiPageWikiLink Eduard_Schönfeld.
- Gliese_581 wikiPageWikiLink Epoch_(astronomy).
- Gliese_581 wikiPageWikiLink Exoplanet.
- Gliese_581 wikiPageWikiLink Francesco_Pepe.
- Gliese_581 wikiPageWikiLink Frost_line_(astrophysics).
- Gliese_581 wikiPageWikiLink Ganymede_(moon).
- Gliese_581 wikiPageWikiLink General_Catalogue_of_Variable_Stars.
- Gliese_581 wikiPageWikiLink Geneva_Observatory.
- Gliese_581 wikiPageWikiLink Gliese_581.
- Gliese_581 wikiPageWikiLink Gliese_581_b.
- Gliese_581 wikiPageWikiLink Gliese_581_c.
- Gliese_581 wikiPageWikiLink Gliese_581_d.
- Gliese_581 wikiPageWikiLink Gliese_581_e.
- Gliese_581 wikiPageWikiLink Gliese_581_g.
- Gliese_581 wikiPageWikiLink Gliese_876.
- Gliese_581 wikiPageWikiLink Gliese_Catalogue_of_Nearby_Stars.
- Gliese_581 wikiPageWikiLink Goldilocks_principle.
- Gliese_581 wikiPageWikiLink Habitability_of_red_dwarf_systems.
- Gliese_581 wikiPageWikiLink High_Accuracy_Radial_Velocity_Planet_Searcher.
- Gliese_581 wikiPageWikiLink Hipparcos.
- Gliese_581 wikiPageWikiLink Infrared.
- Gliese_581 wikiPageWikiLink International_Celestial_Reference_System.
- Gliese_581 wikiPageWikiLink Libra_(constellation).
- Gliese_581 wikiPageWikiLink Light-year.
- Gliese_581 wikiPageWikiLink Lists_of_planets.
- Gliese_581 wikiPageWikiLink Luminosity.
- Gliese_581 wikiPageWikiLink MOST_(satellite).
- Gliese_581 wikiPageWikiLink Nanometre.
- Gliese_581 wikiPageWikiLink National_Science_Foundation.
- Gliese_581 wikiPageWikiLink Neptune.
- Gliese_581 wikiPageWikiLink Parsec.
- Gliese_581 wikiPageWikiLink Planetary_habitability.
- Gliese_581 wikiPageWikiLink Planetary_migration.
- Gliese_581 wikiPageWikiLink Planetary_system.
- Gliese_581 wikiPageWikiLink Procyon.
- Gliese_581 wikiPageWikiLink Radio_telescope.
- Gliese_581 wikiPageWikiLink Red_dwarf.
- Gliese_581 wikiPageWikiLink Runaway_greenhouse_effect.
- Gliese_581 wikiPageWikiLink Scientific_American.
- Gliese_581 wikiPageWikiLink Sirius.
- Gliese_581 wikiPageWikiLink Social_networking_service.
- Gliese_581 wikiPageWikiLink Solar_System.
- Gliese_581 wikiPageWikiLink Solar_luminosity.
- Gliese_581 wikiPageWikiLink Star_catalogue.
- Gliese_581 wikiPageWikiLink Star_system.
- Gliese_581 wikiPageWikiLink Starspot.
- Gliese_581 wikiPageWikiLink State_Space_Agency_of_Ukraine.
- Gliese_581 wikiPageWikiLink Stellar_classification.
- Gliese_581 wikiPageWikiLink Sun.
- Gliese_581 wikiPageWikiLink Terasecond_and_longer.
- Gliese_581 wikiPageWikiLink Time_capsule.
- Gliese_581 wikiPageWikiLink Transit_(astronomy).
- Gliese_581 wikiPageWikiLink Ukraine.
- Gliese_581 wikiPageWikiLink University_of_Grenoble.