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Computer Science 24 Online
OpenStudy (anonymous):

Which of the following numbers most closely represents the number of galaxies in the universe? hundreds thousands millions billions @Nurali

OpenStudy (anonymous):

D

OpenStudy (anonymous):

What is a galaxy? How many galaxies are there and how many stars does each galaxy hold? @Nurali

OpenStudy (anonymous):

can you help im confused on this uestion and im trying to give as many details

OpenStudy (nurali):

A group of stars, planets, gas and dust held together by gravity

OpenStudy (nurali):

A galaxy is a large collection of stars and dust. There re an estimated 125 billion galaxies in the universe, with each galaxy holding anywhere between 100 to 400 billions stars each.

OpenStudy (anonymous):

i think my answer was right billions

OpenStudy (anonymous):

you've helped a lot i guess i can say by making sure my answers were right

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