You have asked the following question how far is a light year
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  • So it will take you 26 000 Years to travel one Light Year distance at the maximum Speed travelled by humans [4]
  • If a spacecraft can travel at one tenth 1 10 the Speed of Light how many Years would it take the craft to reach a star that is 63.514 light.. [4]
  • If you were traveling at the Speed of Light how long would it take you to travel one Light Year [4]
  • So it would take new horizons 18 449 Years to travel one Light Year [4]
  • Even if we hopped aboard the space shuttle discovery which can travel 5 miles a second it would take us about 37 200 Years to go one light-year [6]
  • If we were to visit another planet in a spacecraft that could travel at Light Speed how long would it take to reach the Speed of Light and th.. [4]
  • If i travel at the Speed of Light how long will it take to travel 100.000 Light Years [4]
  • If you were traveling at the Speed of Light how long would it take to travel around the earth [4]
  • If you could travel at the Speed of Light you would be able to circle the earth’s equator about 7.5 times in just one second [1]
  • If the fastest rocket can travel 16.26 km second how long would it take to travel 1 Light Year [4]
  • In other words it takes Light 2.5 million Years just to travel from our galaxy to the one that is right next to us [6]
  • As defined by the international astronomical union iau a light-year is the distance that Light travels in vacuum in one julian Year 365.25 days [2]
  • A light-year is the distance Light travels in one Year [1]
  • Gly for a gigalight-year 1 000 000 000 Light Years [2]
  • Is it possible for humans to ever travel at or near the Speed of Light if not what is the fastest we can possibly go [4]
  • A beam of Light from this star takes about 4 Years to travel to earth [1]
  • Because of the finite Speed of Light it can take more than 20 minutes to send a signal to the curiosity rover on mars [7]
  • Considering that we could make a spaceship travel at a Speed of 0.99999 c how long would it be to go to the moon [4]
  • Kly for a kilolight-year 1 000 Light Years [2]
  • Mly for a megalight-year 1 000 000 Light Years [2]
  • A breakthrough starshot nano-craft propelled by lasers would take 5 Years or about 20 if it were intended to slow down at the destination [4]
  • My space ship can travel at Light Speed [4]
  • This simulated image demonstrates how small the milky way would look from the location of ulasj0744 25 nearly 775 000 light-years away [7]
  • If you wanted to travel there in the fastest spacecraft made by man new horizons it would take you about 2 million Years [4]
  • A light-year is the distance a beam of Light travels in a single earth Year or 6 trillion miles 9.7 trillion kilometers . [7]
  • As such we measure cosmic distances according to how fast Light can travel in a Year [6]
  • A value of found in some modern sources is the product of a mean gregorian Year 365.2425 days or and the defined Speed of Light [2]
  • Light travels approximately one foot in a nanosecond the term light-foot is sometimes used as an informal measure of time [2]
  • A light-second is the distance Light travels in one second or 7.5 times the distance around earth’s equator [1]
  • This limit is set by the Speed of Light which travels a staggering 186 282 miles per second 299 792 km sec [6]




More detailed answers below ...


Light is


  • Unlike the Speed of your car when running errands the Speed of Light Is constant throughout the universe and Is known to high precision [7]
  • The fastest-moving stuff in the universe [1]

Light years


  • Abbreviations used for Light Years and multiples of Light Years are [2]
  • There are 33 stars within 12.5 Light Years of our sun [1]

Light year


  • So it will Take you 26 000 Years to Travel One Light Year distance at the maximum Speed travelled by humans [4]
  • Distances between objects within a star system tend to be small fractions of a Light Year and are usually expressed in astronomical units [2]
  • 1 Light Year is 63239.7 au [4]

Year is


  • As defined by the international astronomical union iau a light-year Is the distance that Light travels in vacuum in One julian Year 365.25 days [2]
  • A light-year Is the distance Light travels in One Year [1]
  • A light-year Is the distance a beam of Light travels in a single earth Year or 6 trillion miles 9.7 trillion kilometers . [7]
  • 1 Light Year Is 63239.7 au [4]
  • One light-year Is math 5.87849981 × 10 12 math miles. [4]
  • Because it includes the word Year the term light-year Is sometimes misinterpreted as a unit of time [2]
  • A contemporary german popular astronomical book also noticed that light-year Is an odd name [2]
  • A light-year Is a measurement of distance and not time as the name might suggest [7]

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how far is a light yearsource:https://upload.wikimedia.org/wikipedia/commons/d/d3/12lightyears.gif

how far is a light yearsource:https://www.grc.nasa.gov/WWW/k-12/images/ltpnav.gif




References

  1. https://earthsky.org/astronomy-essentials/how-far-is-a-light-year
  2. https://en.wikipedia.org/wiki/Light-year
  3. https://www.grc.nasa.gov/WWW/k-12/Numbers/Math/Mathematical_Thinking/how_long_is_a_light_year.htm
  4. https://www.quora.com/How-long-would-it-take-a-spacecraft-to-travel-one-light-year
  5. https://www.youtube.com/watch?v=AJhBnpX4gyc
  6. https://futurism.com/how-long-would-it-take-to-walk-a-light-year
  7. https://www.space.com/light-year.html

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