Solar System Reference

Sun Moon: Mass = 7.36 x 1022 kg
Mean radius = 1.74 x 106 m


Our Solar System

Body Order:
Sun.Mercury.Venus.Earth.Mars.Jupiter.Saturn.Uranus.Neptune.Pluto


Sun Sun: Mass = 1.99 x 1030 kg
Mean radius = 6.96 x 108 m


Mercury Mercury: Mass = 3.18 x 1023 kg
Mean radius = 2.43 x 106 m
Period = 7.60 x 106 s
Distance from Sun = 5.79 x 1010 m

Venus Venus: Mass = 4.88 x 1024 kg
Mean radius = 6.06 x 106 m
Period = 1.94 x 107 s
Distance from Sun = 1.08 x 1011 m

Earth Earth: Mass = 5.98 x 1024 kg
Mean radius = 6.37 x 106 m
Period = 3.156 x 107 s
Distance from Sun = 1.496 x 1011 m

Mars Mars: Mass = 6.42 x 1023 kg
Mean radius = 3.37 x 106 m
Period = 5.94 x 107 s
Distance from Sun = 2.28 x 1011 m

Jupiter Jupiter: Mass = 1.90 x 1027 kg
Mean radius = 6.99 x 107 m
Period = 3.74 x 108 s
Distance from Sun = 7.78 x 1011 m

Saturn Saturn: Mass = 5.68 x 1026 kg
Mean radius = 5.85 x 107 m
Period = 9.35 x 108 s
Distance from Sun = 1.43 x 1012 m

Uranus Uranus: Mass = 8.68 x 1025 kg
Mean radius = 2.33 x 107 m
Period = 2.64 x 109 s
Distance from Sun = 2.87 x 1012 m

Neptune Neptune: Mass = 1.03 x 1026 kg
Mean radius = 2.21 x 107 m
Period = 5.22 x 109 s
Distance from Sun = 4.50 x 1012 m

Pluto Pluto: Mass = 1.4 x 1022 kg
Mean radius = 1.5 x 106 m
Period = 7.82 x 109 s
Distance from Sun = 5.91 x 1012 m



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Science Quote

'One thing I have learned in a long life: that all our science, measured against reality, is primitive and childlike - and yet it is the most precious thing we have.'

Albert Einstein
(1879-1955)
Science Sidebar | Science Education Articles
10 Ways to Keep Your Kids Interested In Science

Young children are natural scientists: they ask questions, pick up sticks and bugs outside, and are curious about the world around them. But as they get a bit older, many kids gradually lose their interest in science. They might see it as just another task at school, something that doesn't apply to their lives. Of course nothing could be further from the truth, so here are ten ways you can remind your kids that science is everywhere. Most of these are fun for adults, too! Continue reading ...

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