The theory explaining planetary formation was ideated in the late 19th century. It's true that it has undergone a lot of modification since then to include what we've learned through observation and a bit of calculation. But the center of the idea is that at some point in time, gaseous components in a molecular cloud or nebulosity are pulled together and concentrate due to gravity. Then a long period of accretion sees the formation of a star and an associated planetary system. This is the nebular hypothesis.
As more and more time passes, enough material "clumps together" that a gravity well forms and "gathers" all the material in the vicinity. Separate gravity wells "stake claim" to volumes of space around a central point where a star forms. Eventually, enough material gathers and gravity becomes high enough to form everything into a sphere, as planets are shaped in a ball because it is the most efficient response to that much gravity. Use the link below to learn more.
it is a hard formula
A solar system is maid when you have hydrogen and heleum to create a star. The star has a gravitalinol pull which attractes different objects like rock then after a while you have planets. This is just a simple explanation.
well you see that some of the planets are made from gas,bits of dust or pieces of rock and since these are all over the solar system they joined together to make a great big ball and create the planets that we now have for example:mars venus earth Mercury Jupiter Saturn uranus neptune and Pluto which is a different kind of planet.
moons were made in early days before the dinosaurs were around by planets (rocks) clashing because they didn't have any gravity.
moons made out of moon rock
suns made out of gas and fire
Through the slow accretion of matter due to gravity.
the solar system was made by the Big Bang
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Because the inner planets are made of rock but the outer planets are made of gas(except for Pluto).
All the inner planets are rocky or terrestrial planets.
They are made of less dense materials. While the inner planets are made primarily of rock, the outer planets are made mostly of hydrogen and helium.
There are four planets that are made out of gas: Jupiter, Saturn, Urans and Neptune. These planets are called the "gas giants" . The other four planets (Earth, Mercury, Venus and Mars) are mostly made out of rock.
the inner planets are made of rock, ice and other materials while the outer planets are made of different kinds of gases except for pluto.
there are 9 planets
the inner planets made up of rocks while the outer planets are made up of gases and liquids.
All the planets are made of "matter" and that has "mass".
Because the inner planets are made of rock but the outer planets are made of gas(except for Pluto).
these planets are small rock solid planets.
Type your answer here... all planets are made of gasses
yes the planets are made of matter, all objects are made of matter
terrestrial are planets that are the inner planets since there are made up of rock. but on the other hand. the outer planets are the gas giants. or the outer planets. they are made up of various gasses.
All the inner planets are rocky or terrestrial planets.
The planets Mercury, Venus, Earth, and Mars are made of rock.
They are made of less dense materials. While the inner planets are made primarily of rock, the outer planets are made mostly of hydrogen and helium.
They are made of less dense materials. While the inner planets are made primarily of rock, the outer planets are made mostly of hydrogen and helium.