This is made up of hydrogen and helium.
What is a star?
This is a very large group of stars held together by gravity.
What is a galaxy?
A chart that groups a stars brightness and temperature.
What is the HR Diagram?
This is reflected off of the moon.
What is the sun?
Stars are classified this way.
What is color, size and brightness?
This galaxy is part of the Solar System.
What is the Milky Way Galaxy?
This is the only star in the solar system.
What is the Sun?
This is when over have of the right side of the moon is shaded.
What is a waxing gibbous?
The remnants of smaller stars that have exploded at the end of their lives created this.
What is a planetary nebulae?
The name of this galaxy cannot form as many new stars as other galaxies.
What is an elliptical galaxy?
These are spectral classes that stars are grouped in.
What is white dwarfs, main sequence, giants and super giants?
The moon, sun and earth lined in a straight line causes this.
What is a spring tide?
90% of stars are classified by this.
What is a main sequence?
It is within the center of the galaxy and light cannot escape it.
What is a black hole?
The x axis and y axis determine .
What is the temperature and brightness (luminosity)?
This phase of the moon comes after wanning crescent.
What is a new moon?
This is star is much more dim but hotter.
What is a white dwarf?
When this singularity exploded the outward expansion of the universe began.
What is the Big Bang Theory?
Put in order the color of stars from coolest to hottest.
What is red orange, red, yellow, white and blue?
Based off of todays date, this would be the phase.
What is a waxing crescent?