A system of two stars that revolve around a common center of gravity.
What is a binary?
100
Canis Major
What is the largest star in our galaxy?
100
Canis Major
What is the largest star in our galaxy?
100
4.6 billion years old
How old is the sun?
200
A Neutron Star or a Black Hole
A Supernova can cause..
200
Make an imaginary picture in A grouping of stars that the sky.
What is a constellation?
200
Mira and Alglo
What were the first found stars?
200
40 percent
How much brighter will the sun be in 3.5 billion years?
200
1,392,684 km in diameter
How big is the sun?
300
A White Dwarf.
What comes after a Planetary Nebula?
300
A grouping of two stars. This grouping can be apparent, where the stars seem close together, or physical, such as a binary system.
What is a Double Star?
300
Beta Cygni B
What is the smallest star?
300
Dead Stars
White Stars are also called..
300
1,989,100,000,000,000,000,000 billion kg (333,060 x Earth)
What is the suns mass?
400
The star dies.
What happens after a White Dwarf, a Neutron Star, and a Black hole?
400
A giant ball of hot gas that creates and emits its own radiation through nuclear fusion.
What is a star?
400
Sirius
What is the brightest star?
400
35,000 years
How long would it take to get to the star nearest to the sun?
400
5500 °C
What is the surface temperature of the sun?
500
Red Supergiant.
a Supernova comes after a..
500
A large grouping of stars. Galaxies are found in a variety of sizes and shapes. Our own Milky Way galaxy is spiral in shape and contains several billion stars. Some galaxies are so distant the their light takes millions of years to reach the Earth