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  1. nssdc.gsfc.nasa.gov › planetary › factsheetEarth Fact Sheet - NSSDCA

    The standard acceleration of gravity for Earth is defined (CODATA 2018) as 9.80665 m/s 2 (exact). The Moon For information on the Moon, see the Moon Fact Sheet

  2. nssdc.gsfc.nasa.gov › planetary › factsheetPlanetary Fact Sheet - Metric - NSSDCA

    22 Μαρ 2024 · Planetary Fact Sheet in U.S. Units. Planetary Fact Sheet - Values compared to Earth. Index of Planetary Fact Sheets - More detailed fact sheets for each planet. Notes on the Fact Sheets - Explanations of the values and headings in the fact sheet. Schoolyard Solar System - Demonstration scale model of the solar system for the classroom

  3. science.nasa.gov › earth › factsFacts About Earth - NASA Science

    Orbital Science - Many orbiting spacecraft study the Earth from above as a whole system—observing the atmosphere, ocean, glaciers, and the solid earth. Home, Sweet Home - Earth is the perfect place for life as we know it.

  4. solarsystem.nasa.gov › planets › earthIn Depth | Earth – NASA Solar System Exploration

    While Earth is only the fifth largest planet in the solar system, it is the only world in our solar system with liquid water on the surface. Just slightly larger than nearby Venus, Earth is the biggest of the four planets closest to the Sun, all of which are made of rock and metal.

  5. spaceplace.nasa.gov › menu › earthEarth | NASA Space Place – NASA Science for Kids

    8 Νοε 2024 · Since we live here, you might think we know all there is to know about Earth. Not at all, actually! We have a lot we can learn about our home planet. Learn more about Earth and all the planets in our solar system.

  6. www.nasa.gov › learning-resources › for-kids-and-studentsWhat Is Earth? (Grades 5-8) - NASA

    4 Οκτ 2017 · Earth is the fifth-largest planet in the solar system. Its diameter is about 8,000 miles. And Earth is the third-closest planet to the sun. Its average distance from the sun is about 93 million miles. Only Mercury and Venus are closer. Earth has been called the “Goldilocks planet.”

  7. spaceplace.nasa.gov › all-about-earth › enAll About Earth | NASA Space Place – NASA Science for Kids

    8 Νοε 2024 · Earth is a terrestrial planet. It is small and rocky. Earth's atmosphere is the right thickness to keep the planet warm so living things like us can be there. It’s the only planet in our solar system we know of that supports life. It is mostly nitrogen, and it has plenty of oxygen for us to breathe. Time on Earth

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