an astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.
What is a Star?
Highly compressed carbon and oxygen material.
What are White Dwarfs made of ?
7,500 K to about 11,000 K
What is the surface temperature of A-type stars?
A very large star of high luminosity and low surface temperature
What is a Red Giant?
Use up their supply of Hydrogen, then their core becomes helium, then will start to burn carbon.
How do Red Supergiants produce a supernova?
11,000 - 25,000 K
What is the surface temperature of B-type Stars?
An expanding, glowing shell of hot gas (plasma)
What is a planetary nebula?
under 3,500 K
What is the surface temperature of M-type Stars?
Collapsed core of a massive supergiant star
What is a neutron star?
6,000 - 7,500 K
What is the surface temperature of F-type stars?
Immensely energetic explosions that have been observed in distant galaxies.
What is a gamma ray burst?
30,000-60,000 K
What is the surface temperature of O-type stars?