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  1. spaceplace.nasa.gov › planets-round › spWhy Are Planets Round? | NASA Space Place – NASA Science for Kids

    6 de may. de 2024 · Los ocho planetas en nuestro sistema solar difieren en muchos aspectos. Ellos son de diferentes tamaños. Son diferentes distancias del Sol. Algunas son pequeñas y rocosas, y otros son grandes y gaseosas. Pero todas son agradables y redondas.

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  3. www.youtube.com › watchWhat is a black hole? Astro-Investigates Ep. 1 (Black Holes)

    8 de may. de 2024 · What is a black hole? Astro-Investigates Ep. 1 (Black Holes) ScienceAtNASA. 208K subscribers. Subscribed. 116. 4.3K views 4 days ago. Black holes - what are they really? Learn this and more with...

  4. spaceplace.nasa.gov › menu › solar-systemSolar System | NASA Space Place – NASA Science for Kids

    6 de may. de 2024 · Why Are Planets Round? And how round are they? explore; All About Mercury. The smallest planet in our solar system . explore; Where Does Interstellar Space Begin? Interstellar space begins where the sun’s magnetic field stops affecting its surroundings. explore; Jumping the Tallest Cliff in the Solar System

  5. en.wikipedia.org › wiki › List_of_gravitationally_rounded_objects_of_the_Solar_SystemList of gravitationally rounded objects of the Solar System

    Hace 3 días · Apart from the Sun itself, these objects qualify as planets according to common geophysical definitions of that term. The radii of these objects range over three orders of magnitude, from planetary-mass objects like dwarf planets and some moons to the planets and the Sun.

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

    6 de may. de 2024 · Our home planet Earth is a rocky, terrestrial planet. It has a solid and active surface with mountains, valleys, canyons, plains and so much more. Earth is special because it is an ocean planet. Water covers 70% of Earth's surface. Explore Earth!

  7. en.wikipedia.org › wiki › PlutoPluto - Wikipedia

    Hace 1 día · Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of bodies beyond the orbit of Neptune. It is the ninth-largest and tenth-most- massive known object to directly orbit the Sun .

  8. en.wikipedia.org › wiki › Kepler's_laws_of_planetary_motionKepler's laws of planetary motion - Wikipedia

    Hace 2 días · The three laws state that: [1] [2] The orbit of a planet is an ellipse with the Sun at one of the two foci. A line segment joining a planet and the Sun sweeps out equal areas during equal intervals of time. The square of a planet's orbital period is proportional to the cube of the length of the semi-major axis of its orbit.