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  2. 5 days ago · Definitions of celestial orbit. noun. the (usually elliptical) path described by one celestial body in its revolution about another. synonyms: orbit.

  3. 4 days ago · Search the Merriam-Webster Thesaurus for millions of synonyms, similar words, and antonyms. Our unique ranking system helps you find the right word fast and expand your English vocabulary. Make your writing more interesting, beautiful, and successful with the only thesaurus developed from Merriam-Webster dictionary.

  4. en.wikipedia.org › wiki › MoonMoon - Wikipedia

    1 day ago · The usual English proper name for Earth's natural satellite is simply Moon, with a capital M. The noun moon is derived from Old English mōna, which (like all its Germanic cognates) stems from Proto-Germanic *mēnōn, which in turn comes from Proto-Indo-European *mēnsis "month" (from earlier *mēnōt, genitive *mēneses) which may be related to the verb "measure" (of time).

    • 405400 km, (404000–406700 km)
    • 362600 km, (356400–370400 km)
    • Earth I
    • or
  5. 5 days ago · It seems like everything orbits something in space. Moons orbit planets. Planets orbit stars. Stars orbit the centers of galaxies. But beyond that, things get a little harder to visualize. Do ...

  6. 3 days ago · The planetary orbit is not a circle with epicycles, but an ellipse. The Sun is not at the center but at a focal point of the elliptical orbit. Neither the linear speed nor the angular speed of the planet in the orbit is constant, but the area speed (closely linked historically with the concept of angular momentum) is constant.

  7. 4 days ago · Online English Thesaurus from Collins: More than 500,000 synonyms and antonyms - With definitions, meanings, phrases, and examples.

  8. en.wikipedia.org › wiki › SunSun - Wikipedia

    1 day ago · The Sun is a G-type main-sequence star that makes up about 99.86% of the mass of the Solar System. It has an absolute magnitude of +4.83, estimated to be brighter than about 85% of the stars in the Milky Way, most of which are red dwarfs. [30] [31] The Sun is a Population I, or heavy-element-rich, [b] star. [32]

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