potek na yan oh ngtatanong nga eh!
V - Pearl
You have it in reverse. Scientific notation is useful for measuring stars.
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.
I d0nt kn0w
They are very useful to scientists because it helps them see stars and planets better
The Sun is a star and we could not live without it.
All are useful, if some one can identify them. They are mainly used today to know in general where certain stars are.
Stars are useful for a variety of reasons, including being essential in the production of elements through nuclear fusion, serving as beacons for navigation in the night sky, and providing scientists with valuable information about the universe, such as its age and composition. Studying stars can also help us understand the life cycle of celestial bodies and how galaxies evolve over time.
It can be used to determine a Stars lifetime, its different stages.