- 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 the background of the stars—namely, Mercury, Venus, Mars, Jupiter, and Saturn
- 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
- About the Planets - Science@NASA
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 "
- Planet | Definition, Solar System, Characteristics, Facts | Britannica
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 reactions There are eight planets orbiting the Sun in the solar system
- 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 planet, and one of the brightest objects in the sky
- Planet - National Geographic Society
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 new definition, a planet must be massive enough that gravitational forces have cleared its solar orbit of other objects
- The Solar System: Planets - Map Quiz Game - Seterra - GeoGuessr
There are eight planets in the solar system – Pluto was the ninth until being changed to the status of a “dwarf planet” Planets are masses of rock, liquid, or gas held together by gravity and orbiting the sun as a result of the sun’s gravitational pull The more massive the planet, the stronger the gravity at the surface Most planets (except Venus and Mercury) have at least one moon
- What Is A Planet? - The Planetary Society
“Planet” is a word used by the ancient Greeks to describe stars, visible to the naked eye, that moved in relation to the fixed, background stars The word "planet" comes from the Greek word "planetes," which means "wanderer," and likely has more ancient origins
|