Old		Has more carbon than oxygen
Globular Clusters		Used to measure the distance of other galaxies
Sun		Supernova is a(n) _________ of a star that causes a blinding light
40000		Condensed matter that heats up and starts glowing
Explosion		LBV stage lasts _____ years. (write with numbers)
Hertzsprung-RussellDiagram		Diagram that shows class, temperature, and luminosity of a star
Quasar		Wolf-Rayet stars have surface temperature of ____ degrees. (write with numbers)
5000		Bright central part of a star
DeltaCephei		Main Sequence is when a star mature from a _____.
Stars		Black Dwarf stars are ___ versions of White Dwarf stars
25000		Can only be measured by supreme instruments
PlanetaryNebulae		Core contracts when greater than 3 Solar masses
NeutronStar		Short life span; found along the Milky Way band
AiryDisc		Number of stars able to be seen by naked eye (write with numbers)
BlackHole		Matter that circles a Black Hole
Pulsar		Old group of tightly clustered stars; sometimes 200 light years in length
Protostar		_____ stars can change their brightness
StellarNebula		Rotating neutron star; sends off radio waves
BrownDwarf		Energy produced by a star is cause by ______ .
NuclearFusion		Huge, hot, blue star that burns helium
WhiteDwarf		Where a star forms
AccretionDisc		Color of a star is determined by its _____.
Temperature		Star up to 1.4 Solar masses
Protostars		Looks like a star, but cannot be
BlueGiant		Made of hot glowing gas
CarbonStar		3000 _____ ______ are known
Open Clusters		Collapsed core of a star produced by a supernova
Third		Has mass 332, 830 times Earth's
Variable		"M" is the ___ stage of a star