??????

Pictured as a featureless disc by Voyager 2 in 1986
??????
?????? ???	William Herschel
?????? ??? ?? ?????	????:?????????? ???.
???? ?? ?????
????	i / ? j??r ? n ? s / or i / j [unsupported input] e? n ? s / [1] [2]
???? ??? ?????	Uranian
???? ??? ????? [7] [lower-alpha 1]
?????? ????? (??????)	Epoch J2000
???? ????	20.11 AU ( 3,008 Gm )
???? ????	18.33 AU ( 2,742 Gm )
?? ??? ????	19.2184 AU ( 2,875.04 Gm )
???? ?? ?? ??????	0.046 3 81
???? ?? ???	84.0205  yr 30,688.5 days [3] 42,718 Uranian solar days [4]
??????? ???	369.66 days [5]
???? ?? ?????? ?????	6.80 km/s [5]
?????? ? ????	142.238 6 00 °
???? ? ???	0.773 ° to ecliptic 6.48° to Sun 's equator 1.02° to invariable plane [6]
????? ?? ??????	74.006 °
???? o ???? ?????	96.998 8 57 °
???? ????? ????????	27
???? ?????
??? ??? ?? ??????	25,362 ± 7 km [8] [lower-alpha 2]
??????? ??? ???	25,559 ± 4 km 4.007 Earths [8] [lower-alpha 2]
?????????? ??? ?? ??? ???	24,973 ± 20 km 3.929 Earths [8] [lower-alpha 2]
???????	0.0229 ± 0.0008 [lower-alpha 3]
???	159,354.1 km [3]
??? ?? ????? (Surface aurie)	8.1156 × 10 9  km2 [3] [lower-alpha 2] 15.91 Earths
?????	6.833 × 10 13  km3 [5] [lower-alpha 2] 63.086 Earths
???	8.6810 ± 0.0013 × 10 25  kg 14.536 Earths [9] GM = 5,793,939 ± 13 km 3 /s 2
???????	1.27 g/cm 3 [5] [lower-alpha 4]
???? ??? ???	8.69  m/s 2 [5] [lower-alpha 2] 0.886  g
?????? ????? ?? 0 ????	0.23 [10] (estimate)
?????? ???????	21.3 km/s [5] [lower-alpha 2]
↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named OED ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named BBCOUP ↑ 3.0 3.1 3.2 ????? ?? ??: Invalid <ref> tag; no text was provided for refs named nasafact ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named CSeligman ↑ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 5.7 ????? ?? ??: Invalid <ref> tag; no text was provided for refs named fact ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named meanplane ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named VSOP87 ↑ 8.0 8.1 8.2 8.3 8.4 8.5 8.6 ????? ?? ??: Invalid <ref> tag; no text was provided for refs named Seidelmann Archinal A'hearn et al. 2007 ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named Jacobson Campbell et al. 1992 ↑ de Pater, Imke; Lissauer, Jack J. (2015). Planetary Sciences (2nd updated ed.). New York: Cambridge University Press. p. 250. ISBN 978-0521853712 . https://books.google.com/books?id=stFpBgAAQBAJ&pg=PA250 .   ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named Pearl_et_al_Uranus ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named Mallama_et_al ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named Podolak Weizman et al. 1995 ↑ ????? ?? ??: Invalid <ref> tag; no text was provided for refs named Lunine 1993 ↑ 15.0 15.1 ????? ?? ??: Invalid <ref> tag; no text was provided for refs named Mallama_and_Hilton

?????? URANUS (????:??? ??? ??????? ????? ??????) ???? ????? ?? ?????? ????? ?? ?????? ??? ???. ?? ??? ????? ???? ?????????? ??? ?????? ???? ? ???? ? ????? ? ??? ?? ?????????? ??? ? ???? ?? ????? ???? ??? .

?????? ?? ????? ???? ?? ???? ???? ?? ??? ?? ????? ????? ???? ???? ????? ????? ????? ?? .

?? ??? 13 ???? 1781? ? ?? ????? ????? ?????? ??? . ?? ???? ????? ????? ?????? ????? ?????? ??? ?? ??? . ??????? ?? ?? ????? ????? ? ???? ?? ??? ?? ???? ??? . ?? ?? ?? ??? ?????? ??? ? ?? ?? ??? ?? ????? ??? . ??? ? ?? ??? ????? ????? ??? ????? ??? .

???? ? ???? ?? ?? ?? ????? ??????? ???? . ???? ??? ????? ?? ??? ??? ???? ?? ????? ?? ?? ????? ??????? ???? . ????? ??? ???? ?? ???? Anders John Lexell ?? ?? ???? ?? ????? ?????? ? ?? ?? ????? ????? ?????? . ?? ????? ?? ???? ?? ?????? ??? ?????? ??? ??????? ?? ??? ??? ???? ??? ???? ????? ?? ?? ???? ? ?? ??? ?? .

?? ?? ???? King George 3 ???? ??? ?? ?? ???? ???? ??? ?? ??? ??? . ??? ???? ????? ?? ?? ???? ?? ???? ???????? ?? ??? ?????? ???? ??? . ?? ?? ???? ??? ??? ??? . ???? ???? ???????? ? ??? ?? ?? ? ????? ?? ???? ??? . ????? ?? ?????? ????? ?? ??? .

?????? ???? ?? ???? ???? ?? ???? ??? ? ??? ? ????? ??? ??? ??? . ?? ?? ??? ?? ???? ??? ???? ??? ??? . ?? ?? ????? ?? ????? ??? ? ????? ???? ??? ?? . ???? ??? ??? ??? ?? ?? ????? ???? ?? ?????? ? 400% ????? ??? ??? ?? .

?????? ?? ?? ??? 84 ????? ???? ? ???? ???? ??? . ?????? ???? ? ?? ?? ??? 17 ???? ????? ???? ? ???? ???? ??? . ?? ??? ????? ?? ?? ??? ????? ???? ????? . ?? ?? ?? 90 ???? ?? ????? ??? . ???? ??? ??? ?? ?? ??? ????? ???? ???? ??? ?? . ???? ??? ?? ???? ??? ??? ?? ???? ?? ??? .

?????? ??? ? ?????? ??? ???? ??? ??? . ?? ?? 27 ??? ??? . ?????? ?? ?????? ?????? ?? ??? ????? ??? ????? ?? ??? . ???? ??? ? ??? ?? ???? ??? . ??? ??? ???? ????? ? ??? ? ?????? ?? ?? ??? ??? . ?? ?? ???? ?? ???? ??? ? ???????? ?? ?????? ??? ???? ??? .

20 ???? 1977 ?? ?????? ????? 24 ????? 1986 ? ?????? ?? ???? ???? ??? . ????? 2 ?????? ????? ?????? ????? ? ???? ????? ????? ??? .

?? ?? ???? ????? ???? 224 ???? ??? . ???? ???? ?? ???? ???? ?? ?? ??? ??? ??? ??? . ?? ??? ?? ?? Ice Giat ?????? ???? ???? ??? . ?? ?? ??? ?? ????? 560 ??? ?? ???? ????? ??? ?? .

?? ??? ?? ?? ?????? ??? ??? ??? ??? .

????? [ ??????? ]

????? ?? ??: "lower-alpha" ???? ?? ????? ?? ???? ??? <ref> ???? ?? ??????? ??? <references group="lower-alpha"/> ?? ????