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 our solar system now has eight planets
and five dwarf planets
, according to the International Astronomical Union?
Do you know how far away the Oort cloud is?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
xSubduction zone : Subduction is the process of the oceanic lithosphere colliding with and descending beneath the continental lithosphere.
Click on the word to find out!
Scientists are currently tracking the effects of the oil spill on the wetlands of the Louisiana coast. Robert Twilley and Guerry Holm of Louisiana State University (LSU) want to know more about the role...Read more