Explore Solar System Discoveries
Mercury's orbit is so close to the Sun that it is difficult to see from the ground. This explains ...Read more
Venus is one of the brightest objects in the sky, so it is clearly visible to the naked eye. ...Read more
Mars is much like Venus-- it's very bright and therefore easily spotted in the night sky. ...Read more
Jupiter is the largest planet in our solar system. It is also one of the brighter objects ...Read more
Like the inner planets and Jupiter, Saturn is clearly visible in the night sky. The ancient ...Read more
Astronomer William Herschel is credited with the discovery of Uranus in 1781. He was using ...Read more
If you had a quiz question in school that asked what year Neptune was discovered, you'd probably ...Read more
After the discovery of Neptune in 1846, mathematics suggested that there still might be a ...Read more
Ceres is the largest asteroid in the main asteroid belt. It was classified as a "dwarf ...Read more
Haumea is a dwarf planet in our Solar System. Haumea is officially the fifth dwarf planet. ...Read more
More about Solar System Discoveries
Did you know?
Did you know that a moon
has been found to orbit the asteroid Eugenia?
Do you know the difference between meteors, meteoroids, and meteorites?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
xDip-slip fault : Dip-slip faults are inclined fractures where the blocks have mostly shifted vertically. If the rock mass above an inclined fault moves down, the fault is termed normal, whereas if the rock above the fault moves up, the fault is termed reverse.
Click on the word to find out!
Scientists have been taking a close look at special types of bacteria that live in the ocean. These microbes may be tiny, but they play a big part in the nitrogen cycle. The little round bacteria are able...Read more