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Stars In The Universe
Do you know how many stars are there exactly in are big universe? to tell you the truth really nobody knows the real answer not even scientist...you see a couple of a million stars or if not more.
Astronomers announced today that there are 70 sextillion stars in the visible universe, or some 70 thousand million million million. That's a 7 followed by 22 zeros.
Stacomposed largely of gas and plasmars are cosmic energy engines they also produce heat, light,.
Stars may occur in many sizes, which are classified in a range from dwarfs to supergiants.
Young stars at this stage are called protostars. As they develop they accumulate mass from the clouds around them and grow into what are known as main sequence stars.