Tag Archives: planets

Planets Beyond Our Solar System

Scientists have made an important discovery in their search for life outside of our solar system.  NASA announced yesterday that its Kepler mission discovered two planets, roughly the size of Earth, called Kepler-20e  and Kepler-20f. “They are the smallest exoplanets ever confirmed around a star like our sun.”  Part of a five-planet system called Kepler-20, [...]

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8

8 planets in the solar system! The planets in order from biggest to smallest diameters are: 1) Jupiter 142,984 km 2) Saturn 120,536 km 3) Uranus 51,118 km 4) Neptune 49,528 km 5) Earth 12,756 km 6) Venus 12,100 km 7) Mars 6,794 km 8 ) Mercury 4,879 km “Our galaxy – the Milky Way [...]

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