<planet x="0" y="0" mass="20" radius="25" name="earth">
<asteroid x="0" y="-26" speed="orbit" radius="1" img="1">
<asteroid x="5" y="-27" speed="orbit" radius="1" img="0">
<asteroid x="10" y="-27.5" speed="orbit" radius="1" img="2">
<asteroid x="-2" y="-29" speed="orbit" radius="1" img="1">
<asteroid x="-4" y="-25" speed="orbit" radius="0.5" img="1">
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<asteroid x="10" y="-10" speed="orbit" radius="3" img="2">
<asteroid x="-5" y="-26" speed="orbit" radius="1" img="1">

###
<planet x="100" y="0" mass="0.5" radius="0.2" name="moon">


