Explore Solar System Discoveries

Mercury's orbit is so close to the Sun that it is hard to see from the ground. This is why ...
Read more

Venus is one of the brightest objects in the sky. It is always found near the Sun. It rises ...
Read more

Mars is a bright, red object in the sky. It is very easy to see, which means that even people ...
Read more

Jupiter is the biggest planet in our solar system! It's also very bright in the sky. We don't ...
Read more

Saturn is the second largest planet in our solar system. It is also very bright in the sky. ...
Read more

Uranus was discovered in 1781 by William Herschel. He argued with his friends over its name. ...
Read more

Neptune was discovered in 1846. But it wasn't discovered using a telescope. Scientists used ...
Read more

The ninth planet in our solar system is Pluto. It was discovered in 1930 by Clyde Tombaugh. ...
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?
Do you know the difference between
meteors, meteoroids, and meteorites?
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?
ChinookxChinook : A dry down-slope wind which occurs on the downwind side of a mountain range. It is a rain shadow wind which results from the subsequent (adiabatic) warming of air which has dropped most of its moisture on windward slopes.
Click on the word to find out!
Research Highlights
Scientists in South Africa have discovered two fossil skeletons that are about two million years old. These skeletons are of a young male and adult female of a species that had never been found before....
Read more