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  1. 1 day ago · 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 universe known to harbor life.

  2. 4 days ago · The planets, in order of their distance outward from the Sun, are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Four planets—Jupiter through Neptune—have ring systems, and all but Mercury and Venus have one or more moons.

  3. 1 day ago · The atmosphere of Earth is the planetary atmosphere of Earth, composed of a layer of gas mixture that surrounds the Earth's planetary surface (both lands and oceans), known collectively as air, with variable quantities of suspended aerosols and particulates (which create weather features such as clouds and hazes), all retained by ...

  4. 1 day ago · Planet Earth is an award-winning documentary series narrated by the iconic naturalist David Attenborough. Filmed over four years in sixty-four different countries, Planet Earth offers viewers a captivating look at our planet and its many wonders. From the tropical beauty of the Great Barrier Reef to the savage power of volcanoes, Planet Earth ...

  5. 5 days ago · Key points in Earth’s formation include the initial birth of our planet within the solar nebula, the differentiation into layers, and the dynamic interplay of geological processes that have shaped the Earth we know today.

  6. 1 day ago · Deep inside Earth is a solid metal ball that rotates independently of our spinning planet, like a top whirling around inside a bigger top, shrouded in mystery. This inner core has intrigued ...

  7. 3 days ago · Earth - Differentiation, Formation, Structure: Once hot, Earth’s interior could begin its chemical evolution. For example, outgassing of a fraction of volatile substances that had been trapped in small amounts within the accreting planet probably formed the earliest atmosphere.