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  1. Planet - Wikipedia

    The word planet comes from the Greek πλανήται (planḗtai) 'wanderers'. In antiquity, this word referred to the Sun, Moon, and five points of light visible to the naked eye that moved across …

  2. About the Planets - Science@NASA

    May 28, 2025 · A more modern definition can be found in the Merriam-Webster dictionary which defines a planet as "any of the large bodies that revolve around the Sun in the solar system."

  3. The Nine Planets of The Solar System | Eight Planets Without Pluto

    The smallest and fastest planet, Mercury is the closest planet to the Sun and whips around it every 88 Earth days. Spinning in the opposite direction to most planets, Venus is the hottest …

  4. Planet | Definition, Solar System, Characteristics, & Facts | Britannica

    Oct 17, 2025 · Planet, broadly, any relatively large natural body that revolves in an orbit around the Sun or around some other star and that is not radiating energy from internal nuclear fusion …

  5. Planet Labs: Satellite Imagery & Earth Data Analytics

    Discover how Planet's daily satellite imagery and insights empower global decisions and actions with a multidimensional view of our changing planet.

  6. PLANET Definition & Meaning - Merriam-Webster

    The English word planet comes from the Greek planēs. Unlike the ancient Greeks, we now know that the planets "wander" across the sky because they are revolving around the sun.

  7. Planet - National Geographic Society

    May 21, 2024 · Discovered in 1930, it was long considered the ninth planet in our solar system. But in 2006, the International Astronomical Union revised its definition of a planet. Under the …

  8. What Is a Planet? - timeanddate.com

    There are eight planets. In order of distance from the Sun, they are: Mercury, Venus, Mars, Jupiter and Saturn are visible with the naked eye, and have been known throughout human …

  9. Planet Y? Astronomers find fresh clues of hidden world in our …

    Oct 3, 2025 · A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and Earth. The authors dubbed it Planet Y.

  10. 7501 NW 57th St, Tamarac, FL 33319 - Planet Fitness

    We strive to create a workout environment where everyone feels accepted and respected. That’s why at Planet Fitness Tamarac, FL, we make sure our club is clean and welcoming, our team …