Explore Solar System Discoveries
Mercury's orbit is so close to the Sun that it is difficult to see by ground-based observers. ...
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Venus is one of the brightest objects in the sky, so it is clearly visible to the naked eye. ...
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Mars is much like Venus-- it's very bright and therefore easily spotted in the night sky. ...
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Jupiter is the largest planet in our solar system. It is also one of the brighter objects ...
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Like the inner planets and Jupiter, Saturn is clearly visible in the night sky. The ancient ...
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Astronomer William Herschel is credited with the discovery of Uranus in 1781. He was using ...
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If you had a quiz question in school that asked what year Neptune was discovered, you'd probably ...
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After the discovery of Neptune in 1846, mathematical theory suggested that there still might ...
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Ceres is the largest asteroid in the main asteroid belt. It was classified as a "dwarf ...
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Haumea is a dwarf planet in our Solar System. Haumea is the fifth object officially classified ...
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More about Solar System Discoveries
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Kepler’s three laws of planetary motion?
Do you know how far away the Oort cloud is?
Earth and Space Science Concept of the Day
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RefractionxRefraction : Refraction is the deflection, or bending, of the ray path of a seismic wave caused by its passage from one material to another having different elastic properties; or the bending of a tsunami wave front owing to variations in the water depth along a
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Research Highlights
Researchers working in South Africa have discovered two remarkably well-preserved fossil skeletons of an ancient human ancestor dating to almost two million years ago. The discovery is described in two...
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