what are planets made up of
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- The four planets closest to the Sun are largely made up of rock, like the Earth, and are called the terrestrial (Earth-like) planets. The next four planets are much larger and made mainly from hydrogen and helium. They are often called gas giants. Pluto is different still, a deep-frozen world of rock and ice.LANETS. A planet is a world that orbits a star. There are nine planets circling around the Sun—Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto. They take different amounts of time to orbit the Sun, from only 88 days for Mercury to nearly 250 years for Pluto.
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Atom Jupiter is made up of gases like helium, hydrogen, methane, ammonia  and rocks.     Jupiter's core is made up of rock, metal, and hydrogen  compounds.  Jupiter's o … uter core is made up of metallic hydrogen.  Jupiter's mantle is made up of liquid hydrogen and helium.  Jupiter's cloud tops are just made up of the gases hydrogen and  helium.  Jupiter's atmosphere is made up of 89.8% hydrogen and 10.2%  helium with traces of methane and ammonia.
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Why do inner planets consist mostly of rock and metal but the outer planets mostly of gas? The inner planets consist mostly of rock and metal because as the planets are formed, and the sun began to shine, solar wind blew out light, gaseous elements such as hydrogen … and helium out of the inner portion of the solar system leaving the inner planets free of the elements.herefore, the inner planets are composed of rock and metal. However, by the time the wind hit the outer planets it became weaker and the gravitational attraction of the rocky protoplanets was strong enough to hold on to the lighter elements. 6 people found this useful.
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What is Uranus Made Of? Uranus is the second least dense planet in the solar system, indicating that it is made up mostly of ices. Unlike Jupiter and Saturn, which are composed predominantly of hydrogen and helium, Uranus contains only a small portion of these light elements.
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What Are They, and Where Are They? What Are They, and Where Are They? While terrestrial planets accreted from planetesimals made of rocks and metals, they ended up too small to capture significant amounts of the abundant hydrogen and helium gas in the solar nebula. The jovian planets, however, formed farther from the Sun where ices and rocks were plentiful.
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- Earth and the other three inner planets of our solar system (Mercury, Venus and Mars) are made of rock, containing common minerals like feldspars and metals like magnesium and aluminum. So is Pluto.The other planets are not solid. Jupiter, for instance, is made up mostly of trapped helium, hydrogen, and water.In our solar system, the four gas giants are Jupiter, Saturn, Neptune, and Uranus. Planets with their relative sizes to scale.The tiny bluish dot at the lower left is Earth.upiter, for instance, is made up mostly of trapped helium, hydrogen, and water. In our solar system, the four gas giants are Jupiter, Saturn, Neptune, and Uranus. Planets with their relative sizes to scale. The tiny bluish dot at the lower left is Earth.
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What is Uranus Made Of? But most of the planet is made up of ices, mostly water, methane, and ammonia. Ices dominate because the vast distance to Uranus from the sun allows the planet to maintain frigid temperatures.A frigid core. While most planets have rocky molten cores, the center of Uranus is thought to contain icy materials.he surface of Uranus. Like the other gas giants, Uranus lacks a solid, well-defined surface. Instead, the gas, liquid, and icy atmosphere extends to the planet's interior.
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Formation and evolution of the Solar System The various planets are thought to have formed from the solar nebula, the disc-shaped cloud of gas and dust left over from the Sun's formation. The currently accepted method by which the planets formed is accretion, in which the planets began as dust grains in orbit around the central protostar.
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The Solar System Our Solar System includes the Sun and the planetary system revolving around it. A “ planetary system ” is a group of non-stellar objects (planets, dwarf planets, moons, asteroids, meteoroids, comets and cosmic dust) that orbit around a star, the sun is classified as a star.he Solar System includes four terrestrial planets (composed of rock and metal) and four gas giants (gaseous material). The four terrestrial planets are Mercury, Venus, Earth, and Mars, and the four gas giants are Jupiter, Saturn, Uranus, and Neptune.
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- In fact, the mineral quartz is made up of only silicon and oxygen. The inner planets are relatively small and mostly solid, though earth has a thin atmosphere made up mostly of nitrogen and oxygen gases. The outer planets (Jupiter, Saturn, Uranus, and Neptune) have much different compositions.
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Did Hurricane Harvey Cause Irma? Here's What Both Storms Have In Common Considering how close together these two events are, some may be wondering, did Hurricane Irma cause Harvey? The short answer is no. It is currently what meteorologists call hurricane season, and Irma is the fourth in this 2017 season.
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- Credit: S. Schnee, et al. We have a pretty good idea of how planets form around stars. We know that dust is formed from the remnants of supernovae, that protoplanetary disks of dust form around young stars, and that dust grains can clump together to form pebbles.redit: S. Schnee, et al. We have a pretty good idea of how planets form around stars. We know that dust is formed from the remnants of supernovae, that protoplanetary disks of dust form around young stars, and that dust grains can clump together to form pebbles.
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- Like the inner planets, the outer planets have similar characteristics to one another. The outer planets are so much larger than the inner planets that they make up 99 percent of the mass of the celestial bodies that orbit the Sun. Although mainly composed of gas, the outer planets also have other ingredients.
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Space Environment Earth and the other three inner planets of our solar system (Mercury, Venus and Mars) are made of rock, containing common minerals like feldspars and metals like magnesium and aluminum. So is Pluto. The other planets are not solid.
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Solar System Facts: A Guide to Things Orbiting Our Sun Outer solar system. The outer planets — Jupiter, Saturn, Uranus and Neptune — are giant worlds with thick outer layers of gas. Nearly all their mass is made up of hydrogen and helium, giving them compositions like that of the sun.
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Planets and How They Formed All the rest would have vaoprized. So the inner solar system objects are made of iron, silicon, magnesium, sulfer, aluminum, calcium and nickel. Many of these were present in compounds with oxygen. There were relatively few elements of any other kind in a solid state to form the inner planets.
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- The outer of the planets are made mostly of gases like hydrogen, helium and nitrogen. The Gas Giants-Jupiter and Saturn are composed of mainly hydrogen and helium.The Ice G … iants-Uranus and Neptune are composed of hydrogen and helium but have much more methane and ices. they are all made of liquid, too.
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- The Earth is made out of many things. Deep inside Earth, near its center, lies Earth's core which is mostly made up of nickel and iron. Above the core is Earth's mantle, which is made up of rock containing silicon, iron, magnesium, aluminum, oxygen and other minerals. The rocky surface layer of Earth, called the crust, is made up of mostly oxygen, silicon, aluminum, iron, calcium, sodium, potassium and magnesium. Earth's surface is mainly covered with liquid water and its atmosphere is is mainly nitrogen and oxygen, with smaller amounts of carbon dioxide, water vapor and other gases.
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Space Environment Earth and the other three inner planets of our solar system (Mercury, Venus and Mars) are made of rock, containing common minerals like feldspars and metals like magnesium and aluminum. So is Pluto. The other planets are not solid. Jupiter, for instance, is made up mostly of trapped helium, hydrogen, and water. In our solar system, the four gas giants are Jupiter, Saturn, Neptune, and Uranus. Planets with their relative sizes to scale. The tiny bluish dot at the lower left is Earth. The tiny red dots to either side are Venus and Mars.
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Solar system 1 The inner planets are: Mercury, Venus, Earth, and Mars. 2  They are relatively small, composed mostly of rock, and have few or no moons. 3  The outer planets include: Jupiter, Saturn, Uranus, Neptune, and Pluto (a dwarf planet).
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What is Uranus Made Of? But most of the planet is made up of ices, mostly water, methane, and ammonia. Ices dominate because the vast distance to Uranus from the sun allows the planet to maintain frigid temperatures.A frigid core. While most planets have rocky molten cores, the center of Uranus is thought to contain icy materials.ar, far from the sun, Uranus has a blue-green atmosphere that hints at its makeup. One of the two ice giants, the planets composition differs somewhat from Jupiter and Saturn in that it is made up of more ice than gas.
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How Do Planets Form? These circumstellar or protoplanetary disks, as astronomers call them, are the birthplaces of planets. Small clumps of material within a disk stick together to form larger clumps. Eventually these clumps grow to become planets. As a disk spins, the material within it travels around the star in the same direction.
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The Outer Planets: Jupiter, Saturn, Uranus, Neptune, Pluto & Charon 1 Our solar system is divided into two sections, the first section being the inner planets consisting of Mercury, Venus, Earth, and Mars. 2  The inner planets have rocky crusts, dense mantle layers, and very dense cores.3  The second section consists of Jupiter, Saturn, Uranus, Neptune, and Pluto. Our solar system is divided into two sections, the first section being the inner planets consisting of Mercury, Venus, Earth, and Mars. 2  The inner planets have rocky crusts, dense mantle layers, and very dense cores.
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- Jovian planets include Jupiter, Saturn, Uranus, and Neptune. These planets have larger sizes and masses. Jovian planets do not have solid surfaces. They are sometimes called gas giants because they are large and made mostly of gases.Small amounts of rocky materials are only found deep in the cores of Jovian planets. In the solar system, Jovian planets are located farther from the sun than terrestrial planets, and are therefore cooler.ovian planets include Jupiter, Saturn, Uranus, and Neptune. These planets have larger sizes and masses. Jovian planets do not have solid surfaces. They are sometimes called gas giants because they are large and made mostly of gases.
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- It isn't that the outer planets are made out of just gas. They have rocky cores just like the ones inside the inner planets. Gas is not very dense when it is in the form of huge shapeless clouds floating around a sun. Solar winds easily push the particles of gas farther out into space.herefore, the inner planets are composed of rock and metal. However, by the time the wind hit the outer planets it became weaker and the gravitational attraction of the rocky protoplanets was strong enough to hold on to the lighter elements. 6 people found this useful.
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Dunking the Planets 1 The four inner terrestrial planets are dense compared to the four outer planets. 2  The inner planets are made up mainly of dense, solid rock. 3  The outer planets are composed primarily of gas, so their overall density is lower.