Explore Solar System Discoveries
Mercury's orbit is so close to the Sun that it is difficult to see from the ground. This explains ...
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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, mathematics suggested that there still might be a ...
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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 officially the fifth dwarf planet. ...
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More about Solar System Discoveries
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Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
S-wavexS-wave : An s-wave (for shear wave) is a seismic body wave that shakes the ground back and forth perpendicular to the direction the wave is moving
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Research Highlights
The Earth's mantle is a rocky, solid shell that is between the Earth's crust and the outer core, and makes up about 84 percent of the Earth's volume. The mantle is made up of many distinct portions or...
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