For decades, students learned the phrase "My Very Educated Mother Just Served Us Nine Pizzas" to remember the order of the planets in the solar system: Mercury, Venus, Earth, Mars, Jupiter ...
Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.
The solar system has eight planets. Moving out from the sun in order are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Explore the planets with NASA There are five ...
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