Explore Planets

Do you know what a planet is? Guess what... astronomers are not quite sure what a planet is! ...
Read more

Mercury, the planet nearest the Sun, is the second smallest planet in the solar system. Only ...
Read more

Fair but inhospitable Venus, a "Sister" planet to the Earth that is very different from our ...
Read more

Earth, our home planet, is a beautiful blue and white ball when seen from space. ...
Read more

Mars, Earth's outer neighbor, is the fourth planet from the Sun. Mars' bright appearance and ...
Read more

Jupiter is the largest planet in the solar system. When approached from afar, its fantastic ...
Read more

Saturn, the sixth planet from the Sun, has the most spectacular set of rings in the solar system. ...
Read more

Uranus, the seventh planet from the Sun, has its spin axis almost in the plane of its orbit ...
Read more

Neptune, the eighth and furthest planet from the Sun, is a very cold place. Its bluish color ...
Read more

In 2006 the International Astronomical Union (IAU) approved a new classification scheme for ...
Read more
Did you know?
Did you know that
Saturn has a
strange hexagon shaped cloud structure at its north pole?
Do you know who discovered Uranus?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
AllotropesxAllotropes : Forms of an element with different structures and properties when they are in the same state - solid, liquid, gas
Click on the word to find out!
Research Highlights
A new study shows that water might have been on Earth very early in its history. Before this new information, scientists thought water came to Earth from comets. Scientists have learned this by studying...
Read more