Bright
Character
Life
More
Past
100
Group containing hundreds of billions of stars.
What is a galaxy?
100
The brightness of a star as seen from Earth.
What is apparent magnitude?
100
A large amount of gas and dust spread out in an immense volume.
What is a nebula?
100
Small groups of two or more stars.
What is a star system?
100
Enormous explosion thought to have created the universe.
What is the big bang?
200
All of space and everything in it.
What is the universe
200
The brightness a star would have if it were at a standard distance from Earth.
What is absolute magnitude?
200
Hot, contracting cloud of gass and dust.
What is a protostar.
200
Two stars that orbit each other.
What are binary stars?
200
Aproximate age of the solar system.
What is about five billion years?
300
Distance that light travels in one year?
What is a light-year?
300
Graph of the temperature of stars and their brightness.
What is a Hertzsprung-Russell diagram?
300
Source of a stars energy.
What is fusion?
300
One star blocks the light from another.
What is an eclipsing binary?
300
Relative direction of movement of all galaxies?
What is away from each other?
400
Apparent change in position of an object when you look at it from different places.
What is parallax?
400
Distant galaxies with giant black holes at their centers.
What is a quasar.
400
Large phase of a small star.
What is a red giant?
400
Final stages of large stars.
What is supernova, neutron star, or black hole?
400
Two possibilities for the future of the universe.
What is expand until cold, or to be pulled back together by gravity?
500
The main characteristics used to classify stars.
What is size, temperature, and brightness?
500
Stars where surface temperature increases as brightness increases.
What is main sequence?
500
A hot core of the star that is left behind.
What is a white dwarf.
500
Three types of galaxies.
What are spiral, elliptical, and irregular galaxies?
500
He discovered that the farther away a galaxy is from us, the faster it is moving away from us.
Who is Edwin Hubble?
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