because they are beautiful
The usefulness of stars is only the uses we have found for them. Stars are useful in navigation, done the old fashioned way with a sextant and compass.
there are 50 stars on the US flag
the stars on the us flag represent the 50 states
The light from stars can tell us what type of star it is (our Sun is a G type), the stars spectrum can tell us what elements are in the star, and its intristic brightness can help us determine how far away it is. Also, if there is a wobble in the star, or a change it the stars brightness can tell us if it has a planet.
because it would be hq3ui5qth5uitqe4hy
You have it in reverse. Scientific notation is useful for measuring stars.
The usefulness of stars is only the uses we have found for them. Stars are useful in navigation, done the old fashioned way with a sextant and compass.
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Fuels are useful to us. It is useful to us because we use it for our cars
parallax
Stars tell direction
Binary stars are very useful for determining the mass of the stars and thus any objects orbiting around them.
the same way knowledge of the stars was useful to sailors it let them figure out which way to go in order to get home.
Because the distance between stars is so great.
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there are 50 stars on the US flag
They are very useful to scientists because it helps them see stars and planets better