Card 1
Term
Galaxy
Definition
System of stars, gas, and dust bound by gravity
Card 2
Term
Black Hole
Definition
Region of space with gravitational pull so strong that nothing escapes
Card 3
Term
Supernova
Definition
Explosion of a star
Card 4
Term
Exoplanet
Definition
Planet outside our solar system
Card 5
Term
Light Year
Definition
Distance light travels in one year
Card 6
Term
Nebula
Definition
Cloud of gas and dust in space
Card 7
Term
Red Giant
Definition
A large, luminous star in a late stage of evolution
Card 8
Term
Pulsar
Definition
Highly magnetized rotating neutron star
Card 9
Term
Asteroid
Definition
Small rocky body orbiting the sun
Card 10
Term
Comet
Definition
Icy body that releases gas or dust