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Constellations
Life Cycle of Stars
Galaxies
Other Terms
100
A group of stars that make a shape in the sky.
What is a constellation?
100
The energy process in stars.
What is fusion?
100
The galaxy that our solar system is in.
What is the Milky Way?
100
A comet with an orbital period of 75 years.
What is Halley's Comet?
200
A bowl looking object in the constellation of Ursa Major.
What is the big dipper?
200
When a star has expanded to an enormous size and is in the late stage of the star cycle.
What is a giant?
200
When galaxies have spiral arms that wind outward from inner regions.
What is a spiral galaxy?
200
An icy body that releases gas or dust.
What is a comet?
300
A constellation that's name is, "The Hunter."
What is Orion?
300
When the star's core uses up all of it's helium and its outer layers escape into space.
What is a white dwarf?
300
A football shaped or round galaxy that is commonly found.
What is an elliptical galaxy?
300
A small rocky body orbiting the sun.
What is an asteroid?
400
The brightest star in the sky.
What is Sirius?
400
When heavier and heavier elements form by fusion.
What is a supergiant?
400
A galaxy of many different shapes that doesn't fit into a category.
What is an irregular galaxy?
400
A small body moving in the solar system.
What is a meteoroid?
500
The seventh brightest star in the sky, brightest star in the constellation of Orion.
What is Rigel?
500
When only neutrons can exist in the star's dense core.
What is a neutron star?
500
The group of galaxies that includes the Milky Way.
What is the Local Group?
500
A star system containing two stars orbiting around each other.
What is the Binary System?