Web4 aug. 2016 · Light travels super fast, at 186,282 miles per second, or about 670 million miles per hour. There are about 8,766 hours per year, so light travels 5.9 trillion miles … WebSpace is a pretty good vacuum. So if it's been travelling for 13.7 billion years, then it has travelled 13.7 billion light years. There is no contradiction here. Yes, those galaxies are now 46 billion light years light years away, but this is because the universe has expanded. You can find lots of questions related to this on Physics SE.

What Is a Light-Year? NASA Space Place – NASA Science …

Web4 feb. 2010 · Copy. One light year (the distance light travels in one year) is 5.878625373e+12 miles. This answer is: Add a Comment. Wiki User. ∙ 2012-06-01 … Web6 jul. 2024 · Light is the fastest-moving stuff in our universe. It travels at 186,000 miles per second (300,000 km/sec). And thus a light-year is 5.88 trillion miles (9.46 trillion … earth\u0027s north pole points to

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WebQuick Reference for Converting Light Years to Miles. Formula. mi = ly x 5878513232720.9. Quick Rough Maths. To get the Miles, multiply the number of Light Years by 5.9 trillion. … WebThe light-second is a unit of length useful in astronomy, telecommunications and relativistic physics.It is defined as the distance that light travels in free space in one second, and is equal to exactly 299 792 458 metres (approximately 983 571 055 ft).. Just as the second forms the basis for other units of time, the light-second can form the basis for other … Web22 okt. 2024 · How many miles is one light-year? One light-year is about 6 trillion miles (9 trillion km). That is a 6 with 12 zeros behind it! When we use powerful telescopes to look at distant objects in space, we are actually looking back in time. How can this be? Light travels at a speed of 186,000 miles (or 300,000 km) per second. ctrl shift c not working in autocad