Noun1.outer planet- (astronomy) a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto) astronomy,uranology- the branch of physics that studies celestial bodies and the universe as a whole major planet,planet- (astronomy) any of the nine large celes...
Noun1.outer planet- (astronomy) a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto) astronomy,uranology- the branch of physics that studies celestial bodies and the universe as a whole major planet,planet- (astronomy) any of the nine large celes...
The meaning of OUTER PLANET is any of the planets Jupiter, Saturn, Uranus, and Neptune whose orbits lie beyond the asteroid belt.
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Brown thinks that if Planet Nine exists, its mass is sufficient to clear its orbit of large bodies in 4.6 billion years, the age of the Solar System, and that its gravity dominates the outer edge of the Solar System, which is sufficient to make it a planet by current definitions. 布朗...
Discover the outer planets of our solar system. Learn the outer planet definition, the difference between inner and outer planets, and outer planet...
On Jupiter and Saturn, hydrogen and helium make up most of the planet, while on Uranus and Neptune, the elements make up just the outer envelope. These planets are also inhospitable to life as we know it, although this region of the solar system has icy moons that could have habitable ...
What is a planet? An official planet definition can be confusing, so learn what classifies a planet and facts about all the planets around our...
does not orbit a planet (as our Moon does). But a dwarf planet does not clear the neighborhood around its orbit and may cross the paths of other objects orbiting the sun. Other dwarf planets include Ceres, whose orbit is in the asteroid belt between Mars and Jupiter, and Eris, an objec...
The meaning of PLANETESIMAL is any of numerous small celestial bodies that may have existed at an early stage of the development of the solar system.