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  2. Solar System - Wikipedia

    en.wikipedia.org/wiki/Solar_System

    Thus, the Sun occupies 0.00001% (1 part in 10 7) of the volume of a sphere with a radius the size of Earth's orbit, whereas Earth's volume is roughly 1 millionth (10 −6) that of the Sun. Jupiter, the largest planet, is 5.2 AU from the Sun and has a radius of 71,000 km (0.00047 AU; 44,000 mi), whereas the most distant planet, Neptune, is 30 AU ...

  3. Planet - Wikipedia

    en.wikipedia.org/wiki/Planet

    The eight planets of the Solar System with size to scale (up to down, left to right): Saturn, Jupiter, Uranus, Neptune (outer planets), Earth, Venus, Mars, and Mercury (inner planets) A planet is a large, rounded astronomical body that is generally required to be in orbit around a star, stellar remnant, or brown dwarf, and is not one itself. [1]

  4. Earth - Wikipedia

    en.wikipedia.org/wiki/Earth

    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.

  5. Test your knowledge with these 100 fascinating facts - AOL

    www.aol.com/news/test-knowledge-72-fascinating...

    These interesting facts will help you learn more about our planet, movies, languages, and animals. ... It would take 19 minutes to fall to the center of the Earth.

  6. 28 interesting facts about Earth - AOL

    www.aol.com/news/28-interesting-facts-earth...

    From extreme climates to moon quakes, here are some top facts about Earth. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways ...

  7. Lists of planets - Wikipedia

    en.wikipedia.org/wiki/Lists_of_planets

    There are eight planets within the Solar System; planets outside of the solar system are also known as exoplanets. Artist's concept of the potentially habitable exoplanet Kepler-186f. As of 14 January 2025, there are 5,819 confirmed exoplanets in 4,346 planetary systems, with 974 systems having more than one planet. [1]

  8. 20 Earth Day facts that aren't common knowledge - AOL

    www.aol.com/news/10-earth-day-facts-might...

    A 2015 study estimated that there are roughly 3 trillion trees on earth, give or take a few million. Since there are around 8 billion people currently living on the planet, the math boils down to ...

  9. Neptune - Wikipedia

    en.wikipedia.org/wiki/Neptune

    Neptune's mass of 1.0243 × 10 26 kg [8] is intermediate between Earth and the larger gas giants: it is 17 times that of Earth but just 1/19th that of Jupiter. [ g ] Its gravity at 1 bar is 11.15 m/s 2 , 1.14 times the surface gravity of Earth, [ 71 ] and surpassed only by Jupiter. [ 72 ]