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  1. 所有图片
    所有图片
    远日点152,100,000 km（94,500,000 mi） · （1.01673 AU）
    近日点147,095,000 km（91,401,000 mi） · （0.9832687 AU）
    Wikipedia
    https://en.wikipedia.org/wiki/Earth

    Earth - Wikipedia

    • Earth is the third planet from the Sun and the only astronomical object known to harbor life. This is enabled by Earth being an ocean world, the only one in the Solar System sustaining liquid surface water. Almost all of Earth's water is contained in its global ocean, covering 70.8% of Earth's crust. The remaining 29.2% of Earth's crust is land, most of which is locate… 展开

    海洋世界和生命的摇篮
    海洋世界和生命的摇篮
    地球是一个非凡的星球，支持着各种形式的生命。它是宇宙中唯一一个液态水覆盖大部分表面的地方，创造了一个广阔的海洋世界。
    Etymology

    The Modern English word Earth developed, via Middle English, from an Old English noun most often spelled eorðe. It has cognates in every Germanic language, and their ancestral root has been reconstructed as *erþō. … 展开

    Natural history

    The oldest material found in the Solar System is dated to 4.5682+0.0002 −0.0004 Ga (billion years) ago. By 4.54±0.04 Ga the primordial Earth had formed. The bodies in the Solar System formed and evolved with the Sun. In theor… 展开

    Physical characteristics

    Earth has a rounded shape, through hydrostatic equilibrium, with an average diameter of 12,742 kilometres (7,918 mi), making it the fifth largest planetary sized and largest terrestrial object of the Solar System.
    Due to … 展开

    Orbit and rotation

    Earth's rotation period relative to the Sun—its mean solar day—is 86,400 seconds of mean solar time (86,400.0025 SI seconds). Because Earth's solar day is now slightly longer than it was during the 19th century due to … 展开

    Earth–Moon system

    The Moon is a relatively large, terrestrial, planet-like natural satellite, with a diameter about one-quarter of Earth's. It is the largest moon in the Solar System relative to the size of its planet, although Charon is larger relative to … 展开

    Hydrosphere

    Earth's hydrosphere is the sum of Earth's water and its distribution. Most of Earth's hydrosphere consists of Earth's global ocean. Earth's hydrosphere also consists of water in the atmosphere and on land, including clouds… 展开

    Atmosphere

    The atmospheric pressure at Earth's sea level averages 101.325 kPa (14.696 psi), with a scale height of about 8.5 km (5.3 mi). A dry atmosphere is composed of 78.084% nitrogen, 20.946% oxygen, 0.934% argon, and trace amoun… 展开

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    简要情况
    Etymology
    Natural history
    Physical characteristics
    Orbit and rotation
    Earth–Moon system
    Hydrosphere
     
  1. Science Mission Directorate
    https://science.nasa.gov/earth/facts

    Facts About Earth - NASA Science

  2. Britannica
    https://www.britannica.com/place/Earth

    Earth | Definition, Size, Composition, Temperature, …

    网页2024年10月2日 · Earth, third planet from the Sun and the fifth largest planet in the solar system in terms of size and mass. Its single most outstanding feature is that its near-surface environments are the only places in the …

  3. Science Mission Directorate
    https://science.nasa.gov/earth

    Earth - NASA Science

  4. National Geographic
    https://www.nationalgeographic.com/science/article/earth

    Planet Earth facts and information - National Geographic

  5. Earth Details的图片

    bing.com/images
    查看所有图像
  6. Google
    https://www.google.com/intl/en_us/earth

    Google Earth

  7. Space Facts
    https://space-facts.com/earth

    Earth Facts - Interesting Facts about Planet Earth

    网页Earth is the third planet from the Sun and is the largest of the terrestrial planets. The Earth is the only planet in our solar system not to be named after a Greek or Roman deity. The Earth was formed approximately 4.54 …

  8. NASA Solar System Exploration
    https://solarsystem.nasa.gov/planets/earth/in-depth.amp

    In Depth | Earth – NASA Solar System Exploration

  9. NSSDCA
    https://nssdc.gsfc.nasa.gov/.../earthfact.html

    Earth Fact Sheet - NSSDCA

    网页Terrestrial Atmosphere. Surface pressure: 1014 mb. Surface density: 1.217 kg/m 3. Scale height: 8.5 km. Total mass of atmosphere: 5.1 x 10 18 kg. Total mass of hydrosphere: 1.4 x 10 21 kg. Average temperature: 288 K …

  10. Wikipedia
    https://simple.wikipedia.org/wiki/Earth

    Earth - Simple English Wikipedia, the free encyclopedia

    网页Earth turns at an angle (an "axial tilt") in relation to its path around the Sun. Earth is one of the eight planets in the Solar System. There are also thousands of small bodies which move around the Sun. The Solar …