A Star is Born
Cloud of gas and dust in space where a star's life begins
What is a Nebula?
Equal to 1 light year
9.5 trillion kilometers
Everything that exists
Brilliant explosion of a collapsed super giant
What is a Supernova?
The hottest colored star
What is a blue star?
Scientists use this term to describe the brightness of a star
What is magnitude?
What light years measure
What is distance?
Group of billions of stars
What is a galaxy?
Region in space with tremendous gravity cause by a collapsed huge star. Light cannot leave
What is a black hole?
The coolest colored star
What is a red star?
Process by which particles combine to form a new particle
What is Fusion?
When the light came from a star that is 25 light years away
What is 25 years ago?
The name of our galaxy
What is the milky way?
What the sun will eventually become in its final stage
What is a dead star?
The amount of time it takes light from the sun to reach Earth
What is 7-9 minutes
(8 minutes and 20 seconds to be exact)
Two gases that stars are mostly made up of?
What are Hydrogen and Helium
If a star is 8 light years away, how many kilometers away is it?
76 trillion kilometers away
Pattern of stars seen from Earth?
What is a Constellation?
A small, white, hot, dense star that remains after a nova
What is a white dwarf?
One of the largest stars, formed when a star expands after using up its hydrogen; larger than a red giant
What is a Supergiant?
Approximately how long ago the Sun was born
4.6 billion years ago
If a star is 114 trillion kilometers away, how many light years away is it?
12 light years
Another name for the North Star
What is Polaris?
A very small, very dense star that remains after a Supernova
What is a Neutron Star?
The average temperature of a Blue star
what is 35,000 degrees Celsius