The following data will allow models to be made:-

a. to illustrate the size of the planets and the Sun.

b. to illustrate the distances of the planets from the Sun on a table scale for the inner planets and a field scale for the gas planets and Jupiter.

 

           Mean        Mean        Mean        Diameter    Diameter   Diameter
           distance    distance    distance    in          of         of
           from Sun    from Sun    from Sun    kilometres  planets    planets
           in units of in a table  in a field              in a       in a
           Earth       sized scale sized scale             table      field
           distance AU for inner   for outer               sized      sized
                       planets     planets                 scale      scale
 

SUN                                            1,392,000   1m         25m

MERCURY    0.387       25cm        0.98m       4,878       3.5mm      8.8cm

VENUS      0.723       48cm        1.8m        12,104      8.7mm      21.7cm

EARTH      1.0         66cm        2.5m        12,756      9.2mm      22.9cm

MARS       1.52        100cm       3.9m        6,787       4.9mm      12.2cm

JUPITER    5.20        3.42m       13m         142,800     102mm      256cm

SATURN     9.54        6.28m       24m         120,000     86mm       216cm

URANUS     19.2        12.63m      49m         50,800      36mm       91.2cm

NEPTUNE    30.1        19.8m       76m         48,600      35mm       87.3cm

PLUTO      39.4        25.9m       100m        2,300       1.6mm      4.1cm

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The EIA Team / Tel:+44 (0)1274 234082 / 25 Sept 1995