Stars
A tool that helps to classify stars
What is an H-R Diagram
the apparent change in an object’s position when viewed from two different places
What is Parallax?
Patterns of stars in the sky.
What is Constellations?
Breaks the light from an object into colors and photographs the resulting spectrum.
What is Spectrograph?
The distance that light travels in one year. It is a unit of (distance /time).
It is a unit of distance.