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Stack #213742

The cloud of gas and dust that formed our solar system Solar Nebula
A large cloud of gas and dust in interstellar space; a region in space where stars are born or where stars explode at the end of their lives Nebula
The combination of the nuclei of small atoms to form a larger nucleous; releases energy Nuclear Fusion
A dark area of the photosphere of the sun that is cooler than the surrounding areas and that has a strong magnetic field Sunspot
The spin of a body on it's axis Rotation
The path that a body follows as it travels around another body in space Orbit
The motion of a body that travels around another body in space; one complete trip along an orbit Revolution
Created by: headrick/holgate