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ᱵᱚᱸᱜᱟ ᱮᱸᱜᱮᱞ

ᱣᱤᱠᱤᱯᱤᱰᱤᱭᱟ, ᱨᱟᱲᱟ ᱜᱮᱭᱟᱱ ᱯᱩᱛᱷᱤ ᱠᱷᱚᱱ
ᱵᱚᱸᱜᱟ ᱮᱸᱜᱮᱞ ⛢
Discovery
Discovered byWilliam Herschel
Discovery dateᱦᱩᱲᱟᱹᱜ : ᱚᱢᱟᱱᱚᱛ ᱚᱠᱛᱚ ᱾
Designations
Pronunciation /ˈjʊərənəs/ or /jʊˈrnəs/[][]
Named after
the Latin form Ūranus of the Greek god Οὐρανός Ouranos
AdjectivesUranian /jʊˈrniən/[]
Orbital characteristics[][lower-alpha ᱑]
Epoch J2000
Aphelion20.11 AU
(3008 Gm)
Perihelion18.33 AU
(2742 Gm)
19.2184 AU
(2,875.04 Gm)
Eccentricity0.046381
  • 84.0205 yr
  • 30,688.5 d[]
  • 42,718 Uranian solar days[]
369.66 days[]
6.80 km/s[]
142.238600°
Inclination0.773° to ecliptic
6.48° to Sun's equator
1.02° to invariable plane[]
74.006°
96.998857°
Known satellites27
Physical characteristics
Mean radius
25,362±7 km[][lower-alpha ᱒]
Equatorial radius
25,559±4 km
4.007 Earths[][lower-alpha ᱒]
Polar radius
24,973±20 km
3.929 Earths[][lower-alpha ᱒]
Flattening0.0229±0.0008[lower-alpha ᱓]
Circumference159,354.1 km[]
8.1156×109 km2[][lower-alpha ᱒]
15.91 Earths
Volume6.833×1013 km3[][lower-alpha ᱒]
63.086 Earths
Mass(8.6810±0.0013)×1025 kg
14.536 Earths[᱑᱐]
GM=5,793,939±13 km3/s2
Mean density
1.27 g/cm3[][lower-alpha ᱔]
8.69 m/s2[][lower-alpha ᱒]
0.886 g
0.23[᱑᱑] (estimate)
21.3 km/s[][lower-alpha ᱒]
−0.71833 d (retrograde)
17 h 14 min 24 s[]
Equatorial rotation velocity
2.59 km/s
9,320 km/h
97.77° (to orbit)[]
North pole right ascension
ᱪᱷᱟᱸᱪ:RA
257.311°[]
North pole declination
−15.175°[]
Albedo0.300 (Bond)[᱑᱒]
0.488 (geom.)[᱑᱓]
Surface temp. min mean max
bar level[᱑᱔] 76 K (−197.2 °C)
0.1 bar
(tropopause)[᱑᱕]
47 K 53 K 57 K
5.38[᱑᱖] to 6.03[᱑᱖]
3.3″ to 4.1″[]
Atmosphere[᱑᱕][᱑᱘][᱑᱙][lower-alpha ᱕]
27.7 km[]
Composition by volume(Below 1.3 bar)

Gases:

Ices:

ᱪᱤᱱᱦᱟᱹ: ⛢

ᱵᱟᱷᱨᱤ ᱰᱷᱟᱸᱪᱟ

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  1. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named OED
  2. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named BBCOUP
  3. "Uranian". Oxford English Dictionary (3rd ed.). Oxford University Press. September 2005. (Subscription or UK public library membership required.)
  4. ᱔.᱐ ᱔.᱑ ᱔.᱒ ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named nasafact
  5. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named CSeligman
  6. ᱖.᱐ ᱖.᱑ ᱖.᱒ ᱖.᱓ ᱖.᱔ ᱖.᱕ ᱖.᱖ ᱖.᱗ ᱖.᱘ ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named fact
  7. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named meanplane
  8. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named VSOP87
  9. ᱙.᱐ ᱙.᱑ ᱙.᱒ ᱙.᱓ ᱙.᱔ ᱙.᱕ ᱙.᱖ ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Seidelmann Archinal A'hearn et al. 2007
  10. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Jacobson Campbell et al. 1992
  11. de Pater, Imke; Lissauer, Jack J. (2015). Planetary Sciences (2nd updated ed.). New York: Cambridge University Press. p. 250. ISBN 978-0521853712.
  12. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Pearl_et_al_Uranus
  13. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Mallama_et_al
  14. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Podolak Weizman et al. 1995
  15. ᱑᱕.᱐ ᱑᱕.᱑ ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Lunine 1993
  16. ᱑᱖.᱐ ᱑᱖.᱑ ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Mallama_and_Hilton
  17. Irwin, Patrick G. J.; et al. (23 April 2018). "Detection of hydrogen sulfide above the clouds in Uranus's atmosphere" (PDF). Nature Astronomy. 2 (5): 420–427. Bibcode:2018NatAs...2..420I. doi:10.1038/s41550-018-0432-1. hdl:2381/42547.
  18. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Lindal Lyons et al. 1987
  19. ᱛᱩᱢᱟᱹᱞ ᱦᱩᱲᱟᱹᱜ:Invalid <ref> tag; no text was provided for refs named Conrath Gautier et al. 1987
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