Earth, is the third planet from left. Pictures like these always get me. It's crazy because of the stars that exists that are so much bigger than our Sun, that in comparison is like if it was the size of the Earth!
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♥ A graphic showing all 8 planets in our solar system, Mercury through to Neptune, to scale where one pixel = km. Scales were worked out with this very useful solar system scale calculator. Find out more about the planets on the Planet Facts page.