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how long would it take to travel a light-year? | Sciforums
If you're travelling at light speed, 1 year, by definition. ... . get younger by traveling a 2 x the speed of light yet earth will still age luck of it is tho an ... |
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What is a light-year and how long is 1 light-year? - PhysLink.com
A light-year is defined as the distance that light can travel in 1 year. ... And to think light travels that many miles in only one second! ... States two billion times which at our average speed of 60 miles per hour, would take nine trillion years! |
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As The light year is the distance that light covers in one year. ... . If something is travelling at less than the speed of light, it will take longer than ... |
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Light Years - Free Teacher Resources - Discovery Education
The speed of light ... How long would it take the space shuttle to go one light-year ? ... Light travels at 186,000 miles per second, which is about 37,200 times faster ... Did you know that when you gaze up at objects in the night sky, you?re ... moon?which is very, very close in space?takes about 1.3 seconds to travel to Earth. |
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Through the Universe at the Speed of Light
... will cause space explorers traveling near the speed of light to age more slowly ... For now we will ignore the details and set off on a journey to explore the Universe. For an idea of how long exploring the Universe would take at your ... . One light-year (l.y.) is the distance that light waves travel in a year = 1.0 ... |
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how long would it take us to travel to alpha centauri [Ask An ...
If light travels at 186,000 miles per hour and a star is 75,000 light years away howlong would it take for the light from the star to reach us. ... equals speed times time, so the time it takes to travel a distance is that distance divided by the speed, or ... We need to convert units so that we can do the division. |
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How Long Does It Take to Get to Mars? - Space.com
In 2003, Mars made its closest approach to Earth in almost 60,000 years. ... To determine how long it will take to reach Mars, we must first know the ... the two planets is constantly changing as they travel around the sun. ... The speed of light . Light travels at approximately 186,282 miles per second (299,792 ... |
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How Fast Does Light Travel? | The Speed of Light - Space.com
The speed of light in a vacuum is 186282 miles per second (299792 kilometers per second), and in theory nothing can travel faster than light. ... ten to eleven minutes to travel from the sun to Earth, an overestimate since it in fact takes 8 ... The distance light travels in the course of a year is called a light-year. |
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After hearing the news about the "habitable" planet 12 light years...
Obviously it would take 12 years at the speed of light, and we're no where near ... If you think you can improve your travel time by more than 0.1% per one year of ... . to make a ship capable of traveling for hundreds of years sustaining enough ... Perhaps even forms of long term stasis to conserve resources. |
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How Long Would It Take To Travel 10 Light Years : Spaceexploration
If we discovered life form on a planet 10 light years away, how long ... A light year is the distance light can travel in one year in a vacuum. ... Even travelling near the speed of light it would take at least 10 years to get there! |