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The inner Solar System is the region comprising the terrestrial planets and the asteroids. [ 89 ] Composed mainly of silicates and metals, [ 90 ] the objects of the inner Solar System are relatively close to the Sun; the radius of this entire region is less than the distance between the orbits of Jupiter and Saturn.
Earth is the third planet from the Sun and the only astronomical object known to harbor life. This is enabled by Earth being an ocean world, the only one in the Solar System sustaining liquid surface water. Almost all of Earth's water is contained in its global ocean, covering 70.8% of Earth's crust.
Earth, has been referred to as the Blue Planet due to the abundant water on its surface and/or the atmospheric hue. Neptune, a planet in the solar system that appears blue and can therefore be called "Blue planet". The Blue Planet, a BBC documentary series narrated by David Attenborough. Blue Planet II, a sequel to the documentary.
Planet Earth. Frozen Planet. The Blue Planet is a British nature documentary series created and co-produced by the BBC and Discovery Channel. It premiered on 12 September 2001 in the United Kingdom. It is narrated by David Attenborough.
Planets in the Solar System. According to the IAU definition, there are eight planets in the Solar System, which are (in increasing distance from the Sun): [2] Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Jupiter is the largest, at 318 Earth masses, whereas Mercury is the smallest, at 0.055 Earth masses.
Albedo (/ ælˈbiːdoʊ / al-BEE-doh; from Latin albedo 'whiteness') is the fraction of sunlight that is diffusely reflected by a body. It is measured on a scale from 0 (corresponding to a black body that absorbs all incident radiation) to 1 (corresponding to a body that reflects all incident radiation).
Planet Earth II has only just started airing in North America, but already the BBC is working on its next big-budget nature doc. Blue Planet II, a successor to the original Blue Planet series from ...
Planetary science (or more rarely, planetology) is the scientific study of planets (including Earth), celestial bodies (such as moons, asteroids, comets) and planetary systems (in particular those of the Solar System) and the processes of their formation. It studies objects ranging in size from micrometeoroids to gas giants, with the aim of ...