Explore Planets
Do you know what a planet is? If so, you are doing better than professional astronomers! Right ...
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 Uranus is
tilted so that its rotational axis is almost in the plane of the ecliptic?
Did you know that Pluto is not always outside the orbit of Neptune?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
SlickensidesxSlickensides : Slickensides are polished striated rock surfaces caused by one rock mass moving across another on a fault.
Click on the word to find out!
Research Highlights
In the spring of 2010, the eruption of a volcano called Eyjafjallajökull in Iceland cancelled many flights in Europe. Eyjafjallajökull is a glaciovolcano, which means it's a volcano that is covered by...
Read more