The Sun, Galaxies, Space Objects

STUDY
PLAY
asteroid belt
the region of space between Mars and Jupiter where most asteroids are found.
asteroid
rocky objects that orbit the Sun. They can be as small as a grain of salt or as large as 592 miles across.
meteor
an object that enters Earth's atmosphere.
meteorite
a meteor that strikes Earth's surface.
comet
a mixture of frozen gases, ice, dust, and rock that moves in an elliptical orbit around the Sun.
galaxy
a system of millions or billions of stars, together with gas and dust, held together by gravitational attraction. The universe may have 100 billion of them.
Milky Way Galaxy
The galaxy we live in. It is spiral in shape and contains over 200 billion stars. It's Orion Arm contains the Sun and solar system. At the center is a giant black hole that sucks in gas, dust and stars.
crater
a bowl-shaped hole on the surface of a planet or moon created when a space object, such as a meteorite, hits the surface.
planet
a large object that orbits a star.
OTHER SETS BY THIS CREATOR

Flickr Creative Commons Images

Some images used in this set are licensed under the Creative Commons through Flickr.com.
Click to see the original works with their full license.