The Sun at the heart of our solar system is a yellow dwarf star, a hot ball of glowing gases. Its gravity holds the solar system together. Learn about all there is in the solar system.

Formation of the Earth

Use the online NatGeo Kids article and worksheet to answer questions related to the Earth's formation.

Tour of the
​Solar System

Learn about our solar system and all the things that make it up. Use the reading to complete the worksheet below.  

Worksheet

Solar System Scope

View the motion of the planets in this activity. Solar System Scope is a model of Solar System, Night sky and Outer Space in real time, with accurate positions of objects and lots of interesting facts.

Planet Facts

The solar system is the Earth's little neighborhood. So it makes sense that scientists know more about the solar system. Complete the Quiz after learning about each planet.

Create Your Own Solar System

How do celestial bodies warp the fabric of space-time and interact with each other?

Use the virtual lab to create objects in space and begin creating your universe/solar system. Be careful, gravity is everywhere!

Scale of the Universe

If you have ever wondered where we fit in the universe, then this interactive is for you. The Scale of the Universe takes you on a ride down to the smallest thing theorized by scientists and then out to the vastness of the universe. 

Closest Stars

View this awesome diagram of the 44 Closest Stars and How They Compare to Our Sun.
(Thanks Kerri)