PLANETS
- PLANETS ARE GLOBE-SHAPED SPACE OBJECTS THAT ORBIT A STAR .
- PLANETS ARE NEVER MORE THAN 20% OF THE SIZE OF THEIR STAR..
- IF THEY WERE BIGGER THEY WOULD HAVE BECOME STARS.
- NOWADAYS PLANETS HAVE BEEN FOUND ORBITTING AROUND OTHER STARS.
- THEY ARE CALLED EXTRE-SOLAR PLANETS.
- THERE ARE 8 PLANETS IN OUR SOLAR SYSTEM.
- MERCURY
- VENUS
- EARTH
- MARS
- JUPITER
- SATURN
- URANUS
- NEPTUNE
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