Explore Solar System Discoveries
![](/images/icons/systemdiscovery_mercury.jpg)
Mercury's orbit is so close to the Sun that it is hard to see from the ground. This is why ...
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![](/images/icons/systemdiscovery_venus.jpg)
Venus is one of the brightest objects in the sky. It is always found near the Sun. It rises ...
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![](/images/icons/systemdiscovery_mars.jpg)
Mars is a bright, red object in the sky. It is very easy to see, which means that even people ...
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![](/images/icons/systemdiscovery_jupiter.jpg)
Jupiter is the biggest planet in our solar system! It's also very bright in the sky. We don't ...
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![](/images/icons/systemdiscovery_saturn.jpg)
Saturn is the second largest planet in our solar system. It is also very bright in the sky. ...
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![](/images/icons/systemdiscovery_uranus.jpg)
Uranus was discovered in 1781 by William Herschel. He argued with his friends over its name. ...
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![](/images/icons/systemdiscovery_neptune.jpg)
Neptune was discovered in 1846. But it wasn't discovered using a telescope. Scientists used ...
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![](/images/icons/systemdiscovery_pluto.gif)
The ninth planet in our solar system is Pluto. It was discovered in 1930 by Clyde Tombaugh. ...
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![](/images/icons/systemdiscovery_ceres.jpg)
Ceres is the largest asteroid in the main asteroid belt. It was classified as a "dwarf ...
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![](/images/icons/systemdiscovery_haumea.jpg)
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
Did you know?
Do you know the difference between
meteors, meteoroids, and meteorites?
Did you know that bodies in the solar system orbit the Sun in elliptical orbits?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
LoessxLoess : An aeolian sediment formed by the accumulation of wind-blown silt and lesser and variable amounts of sand and clay that are loosely cemented by calcium carbonate. Loess is usually homogeneous, highly porous, and is traversed by vertical capillaries t
Click on the word to find out!
Research Highlights
Scientists are currently tracking the effects of the oil spill on the wetlands of the Louisiana coast. Robert Twilley and Guerry Holm, scientists from Louisiana State University (LSU), want to learn about...
Read more![](/olpa/images/miss_river_small.jpg)