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inside of our solar system, things are relatively close together so light takes minutes and not years to get around. however outside of our solar system, the distances are soo huge that its easier to use light years (distance light travels in a year in a vacuum)

any distance can be measured in "light years" and vice versa they are both just describing terms.

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16y ago

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What unit would you use to measure the distances from stars?

To measure the distance of stars you have to measure by light years.


What do you use to measure the distance between stars?

you use light years, and other units


What unit of distance would you use to measure the distance between two stars?

Light Years.


When should you use light years?

Light years are used to measure distance from Earth to distant stars and planets.


What unit do astronomers usually use to measure the distance to a star?

They use light years, the distance light can travel in 1 year. It's equivalent to 5878499810000 miles.


How to measure light years and what tools are used for this purpose?

Light years are a unit of distance used to measure vast distances in space. To measure light years, scientists use tools like telescopes and spectrographs to observe the light emitted by stars and galaxies. By analyzing the light's properties, such as its brightness and spectrum, scientists can calculate the distance to these celestial objects in terms of light years.


What unit of distance do astronomers use to measure distances to stars?

Usually light-years, or parsecs.


What measurement do scientists use for the distance between stars and Earth?

scientists use light-years to measure long distances in space. a light year, (abrviated ly) is the distance light can travel.


How do astonomers measure the distance to nearby stars?

Astronomers use the unit of measure "Light Years" to calculate the distance between pretty much anything in the Universe.


Why do astronomers use light year to measure time in space?

They don't. Light years are a distance measurement, not a time measurement.


How do astronomers measure light years in space?

Astronomers measure light years in space by calculating the distance that light travels in one year. They use the speed of light, which is about 186,282 miles per second, to determine how far light can travel in a year. This distance is equivalent to one light year. By observing the time it takes for light to reach Earth from distant objects in space, astronomers can estimate their distance in light years.


Is a unit used to indicate the distance of star?

Most of the time we use light years, but their are other units to measure distance such as parsecs and arcminutes.