Kuiper Belt

Artwork depicting a Kuiper Belt Object far beyond Neptune. Credit: ASA/ESA/G. Bacon (STScI)
Where do the big moons of big Kuiper Belt Objects come from?
Phil Plait
Jul 31, 2019
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Tag: solar system
Tag: Planet Nine
Tag: Bad Astronomy

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Help astronomers name a Trans-Neptunian Object! (225088) 2007 OR10 just doesn't cut it
Phil Plait
Apr 11, 2019
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Artwork depicting the Kuiper Belt Object (225088) 2007 OR10, the largest object in the solar system that still has not been named. Credit: Alex Parker via 2007or10.name
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Tag: New Horizons
Here it is: The most detailed full image of MU69 from New Horizons we'll ever see.
Phil Plait
Feb 26, 2019
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The highest resolution image of the Kuiper Belt Object 2014 MU69, taken by the New Horizons spacecraft minutes before closest encounter in 2019. Credit: NASA/Johns Hopkins Applied Physics Laboratory/Southwest Research Institute, National Optical Astronomy
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New Horizons’ last glimpse of Ultima Thule reveals how this already weird object is even weirder
Elizabeth Rayne
Feb 9, 2019
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Ultima Thule
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NASA's newest image of Ultima Thule is even more hi-res
Elizabeth Rayne
Jan 24, 2019
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Ultima Thule
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Meet your very, *very* distant solar system neighbor 2018 VG18
Phil Plait
Dec 18, 2018
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Artwork depicting the extremely distant Kuiper Belt Object 2018 VG18. Credit: Roberto Molar Candanosa/Carnegie Institution for Science
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NASA’s epic New Horizons mission headed to most distant object ever visited by a spacecraft
Elizabeth Rayne
Oct 26, 2018
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NASA image of Ultima Thule
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A newly discovered *extremely* distant icy world points to Planet 9
Phil Plait
Oct 2, 2018
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Artwork depicting Planet Nine, a theorized super-Earth orbiting the Sun several tens of billions of kilometers out. Observations of distant icy worlds imply this planet exists.
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Now well beyond Pluto, New Horizons sees its next target
Phil Plait
Aug 29, 2018
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The icy object 2014 MU69 may be a binary, or even a contact binary, a double-lobed worldlet.
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What mysteries lurk at Proxima Centauri?
Phil Plait
Feb 22, 2018
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Artist concept of a planet known to orbit the nearest star to our own, Proxima Centauri. Credit: ESO / M. Kornmesser
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Help name a rock in the outer solar system!
Phil Plait
Nov 9, 2017
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Artwork showing New Horizons flying past MU69... or whatever it will be called by then. Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute
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Is New Horizons’ next target a binary relic of the ancient solar system?
Phil Plait
Aug 9, 2017
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Artwork depicting the New Horizons spacecraft flyby of Pluto and Charon.
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The wink of a star reveals a distant target for New Horizons
Phil Plait
Jul 20, 2017
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artwork of New Horizons and MU69
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