pluto - steffin
TRANSCRIPT
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PLUTOAuburn Mountainview
Karl Steffin, 2017
7/11/2019
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GENERAL SPECS
• Original Choices: Zeus, Percival, Constance• Metal/Organ: Bismuth/Pancreas
• Distance: 39.5 AU• Speed: 10446.5 mph• Rotation: 6.38 days @ 123°
• Orbit: 248 years• Diameter: 2374 km• Mass: 1.3x1022 kg
• Density: 1.9 gm/cm3
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ECLIPTIC
• The plane that the Earth sweeps out is called the ecliptic.
• All planets orbit on this same plane.• Constellations: twelve zodiac and Ophiuchus.
• Pluto does not.
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HADES
• God of Underworld. 1 of the 12 Olympians.• Hades: The Hidden One.• Son of Titans Cronus and Rhea.
• God of afterlife: not negative.
• Mistaken for Plutus, god of wealth.
• Abduction/Rape of Persephone.• Mother Demeter: harvest, fertility.• Now queen of underworld.• Monogamy/no children.
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CULTURE
• Movies/TV• Mork and Mindy• Futurama (The Birdbot of Ice-Catraz)• Hercules
• Books• The Whisperer in Darkness (Lovecraft)• Guardians of the Galaxy (Marvel)
• Games• Battlezone II• Starsiege
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CORE
• Core• Iron Nickel/Rock
• Outer/Surface• Ice
• Atmosphere• Some Nitrogen, Methane, Carbon Monoxide
• 1-Pa (1-mil to 100,000 less than Earth)
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MOONS OF PLUTO
• Five known moons.
• Names after things in Pluto's domain.
• First discovered in 1978.• Revised Pluto's Size.
• New Horizons found four more in 2015.
• All thought to be from collisions (Earth-Moon)
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CHARON
• Ferryman carried souls across Styx and Acheron.• Son of Nyx and Erebus
• Original thought: Persephone
• Half the diameter of Pluto• Binary Planet System?
• Organic Materials found on pole.
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STYX
• Goddess of the River diving Earth and underworld.
• Shatner proposed Vulcan and Romulus.• Vulcan (1st), Cerberus (2nd), Styx (3rd)
• Vulcan already used.
• Varying Orbit.• Not tidally locked.
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NIX
• Personification of night, born from Chaos.• Feared by Zeus.
• In a resonance with Hydra and Styx.
• Mostly silicates.
• Six craters.
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KERBEROS
• Greek. Three headed guard to gate of the underworld.• Cerberus already given: asteroid.
• Two bodies impacted and stuck.
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HYDRA
• Hydra of Lerna, Serpent. Entrance to underworld.
• Outermost Moon.
• Composed of Ice XI• Orthorhombic form of ice.
• Orbits very chaotically.
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MISSIONS
• New Horizons• Launched 2006.
• Studied Jupiter 2007. Standby mode.
• Passed 8000 miles in 2015.
• Will pass a comet 2019.
• Study the Kuiper Belt until 2021.
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BROTHERS IN ARMS: DWARF PLANETS
Name Notes
Ceres 2.8 AU. “Agriculture”. 33rd largest body. In asteroid belt.
Haumea (Hawaii) 43 AU. Fertility “Santa”. Two Moons: Hiʻiaka, Namaka.
Eris (Greek) 97-40 AU. Strife “Xena”. Has a moon: Dysnomia. Bigger than Pluto (27%).
Makemake (Rapa Nui) 46 AU. Creator/Fertility “Easter bunny”. AKA: Large cubewano.
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TRANS-NEPTUNIAN OBJECT
• Any object orbiting on average beyond Neptune.
• Two major groups:• Kupier Belt Objects (KBO’s) 30-55 AU (cubewano: Classical)
• Scattered Disc Objects (SDO’s)
• Most imaging not possible.• Spitzer Space Telescope.
• US holds most found objects.• LINEAR, Spacewatch, NEAT,
Mt. Lemmon, LONEOS.
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TRANS-NEPTUNIAN OBJECT
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TRANS-NEPTUNIAN NOTABLES
Name Notes
(225088) 2007 OR10 66 AU. Biggest without a name: temp ‘Snow White’. Gonggong (Chinese).
Varuna (Hindu) 42 AU. Heaven and Water. Largest cubewano. Upgrade to dwarf planet?
Quaoar (Tongva) 42 AU. Creator. Has a moon: Weywot. Large cubewano.
Orcus (Etruscan) 37 AU. Underworld/Broken Oaths. Has a moon: Vanth. Large plutino.
Ixion (Greek) 37 AU. King/Father of Centaurs. Upgrade to dwarf planet due to size?
Sedna (Inuit) 937-76 AU. Water. New Classification of Objects?
Salacia (Greek) 41 AU. Wife Neptune. Has a moon: Actaea. Large cubewano. Dwarf!!!?