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'''محوری جھکاؤ''' کی وجہ سے تمام سیاروں کے موسم میں تبدیلی ہوتی رہتی ہے۔ زمین پر بھی موسم کی تبدیلی جو سردی، گرمی، خزاں اور بہار کی صورت میں ہوتی ہے وہ زمین کے 23 درجے محوری جھکاؤ کی وجہ سے ہی ہوتی ہے.
{|class="wikitable" style="margin: 0.5em auto; text-align:center;"
|+ '''Axis and rotation of selected Solar System bodies'''
! rowspan=3 style="background:#ccc; | Body
! colspan=4 style="background:#F2FEEC;"| [[ناسا]], [[Epoch (astronomy)|J2000.0]]<ref name="NASA">[http://nssdc.gsfc.nasa.gov/planetary/planetfact.html Planetary Fact Sheets], at http://nssdc.gsfc.nasa.gov</ref>
! colspan=4 style="background:#edf3fe;" | [[IAU]], 0 Jan 2010, 0h [[terrestrial time|TT]]<ref>''Astronomical Almanac 2010'', p. B52, C3, D2, E3, E55</ref>
|-
! style="background: #F2FEEC;" rowspan=2 | Axial tilt<br>( ° )
! style="background: #F2FEEC;" colspan=2 | North Pole
! style="background: #F2FEEC;" rowspan=2 |Rotation<br>( hours )
! style="background: #edf3fe;" rowspan=2 | Axial tilt<br>( ° )
! style="background: #edf3fe;" colspan=2 | North Pole
! style="background: #edf3fe;" rowspan=2 |Rotation<br>( ° / day )
|-
! style="background: #F2FEEC;"| [[right ascension|R.A.]] ( ° )
! style="background: #F2FEEC;"| [[declination|Dec.]] ( ° )
! style="background: #edf3fe;"| [[right ascension|R.A.]] ( ° )
! style="background: #edf3fe;"| [[declination|Dec.]] ( ° )
|-
|[[سورج]] || 7.25 || 286.13 || 63.87 || 609.12<sup>B</sup> || 7.25<sup>A</sup> || 286.15 ||63.89 || 14.18
|-
|[[عطارد]] || 0.03 || 281.01 || 61.42 || 1407.6 || 0.01 || 281.01 || 61.45 || 6.14
|-"
|[[زہرہ]]<sup>E</sup> || 177.36 || (92.76) || (-67.16) || (5832.6) || 2.64 || 272.76 || 67.16 || -1.48
|-
|[[زمین]] || 23.44 || 0.00 || 90.00 || 23.93 || 23.4 || undef. || 90.00 || 360.99
|-
|[[چاند]] || 6.68 || || || 655.73 || 1.54<sup>C</sup>|| 270.00 || 66.54 || 13.18
|-
|[[مریخ]] || 25.19 || 317.68 || 52.89 || 24.62 || 25.19 || 317.67 || 52.88 || 350.89
|-
|[[مشتری]] || 3.13 || 268.05 || 64.49 || 9.93<sup>D</sup> || 3.12 || 268.06 || 64.50 || 870.54<sup>D</sup>
|-
|[[زحل]] || 26.73 || 40.60 || 83.54 || 10.66<sup>D</sup> || 26.73 || 40.59 || 83.54 || 810.79<sup>D</sup>
|-
|[[یورینس]]<sup>E</sup> || 97.77 || (77.43) || (15.10) || (17.24)<sup>D</sup> || 82.23 || 257.31 || -15.18 || -501.16<sup>D</sup>
|-
|[[نیپچون]] || 28.32 || 299.36 || 43.46 || 16.11<sup>D</sup> || 28.33 || 299.40 || 42.95 || 536.31<sup>D</sup>
|-
|[[پلوٹو]]<sup>E</sup> || 122.53 || 132.99 || -6.16 || (153.29) || 60.41 || 312.99 || 6.16 || -56.36
|-
!colspan=9 style="font-weight: normal; text-align: left; padding: 8px 16px; font-size: 0.85em;"|<sup>A</sup> with respect to the [[ecliptic]] of 1850<br><sup>B</sup> at 16° latitude; the Sun's rotation varies with latitude<br><sup>C</sup> with respect to the ecliptic; the Moon's orbit is inclined 5°.16 to the ecliptic<br><sup>D</sup> from the origin of the radio emissions; the visible clouds generally rotate at different rate<br><sup>E</sup> NASA's listed tilt is inconsistent with their listed north pole and rotation for these bodies; values in (parenthesis) have been reinterpreted to match their listed tilt
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==حوالہ جات ==
{{حوالہ جات}}
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