Yahoo Poland Wyszukiwanie w Internecie

Zaloguj się

Search results

  1. spaceplace.nasa.gov › light-year › enWhat Is a Light-Year? | NASA Space Place – NASA Science for Kids

    9 lip 2024 · For most space objects, we use light-years to describe their distance. A light-year is the distance light travels in one Earth year. One light-year is about 6 trillion miles (9 trillion km). That is a 6 with 12 zeros behind it!

    • Mystery

      Tsunami is a Japanese word that means "harbor wave." It is a...

    • Science and Tech

      Trace space back to you! This link takes you away from NASA...

    • How Far Away Is The Moon

      How far apart? To see for yourself how far apart Earth and...

    • What is a Galaxy

      We live on a planet called Earth that is part of our solar...

  2. www.explainingspace.com › how-long-would-it-take-to-travel-a-light-yearHow Long Would It Take To Travel A Light Year - Explaining Space

    23 lis 2022 · Imagine, even at this fast pace, it would still take 2,958 years to cover a distance of one light year, a testament to the vastness of space—approximately 5.88 trillion miles (9.46 trillion kilometers).

  3. en.wikipedia.org › wiki › Light-yearLight-year - Wikipedia

    A light-year, alternatively spelled light year (ly), is a unit of length used to express astronomical distances and is equal to exactly 9,460,730,472,580.8 km (Scientific notation: 9.4607304725808 × 10 12 km), which is approximately 5.88 trillion mi.

  4. astrobackyard.com › light-yearHow Far is a Light Year? | The Fastest Thing in the Universe

    A light-year is the distance light can travel in one year. Light is the fastest thing in our Universe traveling through interstellar space at 186,000 miles/second (300,000 km/sec). In one year, light can travel 5.88 trillion miles (9.46 trillion km).

  5. www.omnicalculator.com › physics › light-yearLight Year Calculator

    7 lip 2024 · A light year is a unit of measurement used in astronomy to describe the distance that light travels in one year. Since light travels at a speed of approximately 186,282 miles per second (299,792,458 meters per second), a light year is a significant distance — about 5.88 trillion miles (9.46 trillion km) .

  6. www.space.com › light-yearWhat is a light-year? | Space

    22 gru 2021 · The result: One light-year equals 5,878,625,370,000 miles (9.5 trillion km). At first glance, this may seem like an extreme distance, but the enormous scale of the universe dwarfs this length.

  7. science.nasa.gov › exoplanets › what-is-a-light-yearWhat is a light-year? - NASA Science

    Light-year is the distance light travels in one year. Light zips through interstellar space at 186,000 miles (300,000 kilometers) per second and 5.88 trillion miles (9.46 trillion kilometers) per year. We use light-time to measure the vast distances of space.