Stars. Colo r Tells us the temperature of the star Red-Coolest Yellow White-Hot Blue-Hottest The color of light can also tell us what the star is made.

Stars

But how are stars born?

The Life Cycle of a

Star

Regular Stars(marathon runners)

NebulaStage 1; the birth of a star

NebulaStage 1; the birth of a star

NebulaStage 1; the birth of a star

NebulaStage 1; the birth of a star

NebulaStage 1; the birth of a star

Main Sequence StarStage 2; the star at “middle age”

Main Sequence StarStage 2; the star at “middle age”

Main Sequence StarStage 2; the star at “middle age”

Red Giant StarStage 3; the star reaching retirement

Red Giant StarStage 3; the star reaching retirement

Red Giant StarStage 3; the star reaching retirement

Planetary Nebula(Stage 4)

Planetary Nebula

Planetary Nebula

White Dwarf StarsStage 5; Old stars die slowly

White Dwarf StarsStage 5; Old stars die slowly

Stage 4; Old stars die slowly

Red Dwarf StarStage 5; some stars cool quicker

Brown Dwarf StarsStage 5; another cooler, slow death

Giant Star(sprinters)

NebulaStage 1; the birth of a star

Main Sequence StarStage 2; the star at “middle age”

Main Sequence StarStage 2; the star at “middle age”

Main Sequence StarStage 2; the star at “middle age”

Main Sequence StarStage 2; the star at “middle age”

Red Supergiant StarStage 3; a massive blue star retires early

Red Supergiant StarStage 3; a massive red star retires early

Red Supergiant StarStage 3; a massive red star retires early

Red Supergiant StarStage 3; a massive red star retires early

Supernova Stage 4; sudden death, and super giant explodes

Supernova Stage 4; sudden death, and super giant explodes

Supernova Stage 4; sudden death, and super giant explodes

SupernovaStage 4; sudden death, and super giant explodes

Supernova Stage 4; sudden death, and super giant explodes

Supernova Stage 4; sudden death, and super giant explodes

Supernova Stage 4; sudden death, and super giant explodes

Neutron StarThe leftovers of an ancient supernova (Stage 5)

Neutron StarThe leftovers of an ancient supernova (Stage 5)

Neutron StarThe leftovers of an ancient supernova (Stage 5)

Neutron StarThe leftovers of an ancient supernova (Stage 5)

PulsarA spinning neutron star spews neutrons into space (Stage 5)

PulsarA spinning neutron star spews neutrons into space (Stage 5)

PulsarA spinning neutron star spews neutrons into space (Stage 5)

PulsarA spinning neutron star spews neutrons into space (Stage 5)

Black HoleThe leftovers of a supernova recollect to become more massive than any other star

Black HoleThe leftovers of a supernova recollect to become more massive than any other star

Black Hole(Stage 5)

Black Hole(Stage 5)

Black Hole(Stage 5)