This shows how far Vanguard 1 has travelled in space(not its present position) in compare with the planets mean distance from the sun.(The Sun is at the left)

Sun - 0 km Mercury - 57.950.000 Km Venus - 108.110.000 Km Earth - 149.570.000 Km Mars - 227.840.000 Km Jupiter - 778.140.000 Km Saturn - 1.427.000.000 Km Uranus - 2.870.300.000 Km Neptune - 4.499.900.000 Km Pluto - 5.913.000.000 Km Vanguard 1