A gas giant is a giant planet composed mainly of hydrogen and helium. Jupiter
and Saturn are the Solar System's gas giants. ... are often combined, hydrogen
planets need not be as large as the f...
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 ...
Aug 25, 2015 ... The solar system's outer planets — Jupiter, Saturn, Uranus and Neptune ... A gas
giant is a large planet composed mostly of gases, such as ...
It is worth noticing that the eight planets in our solar system make up two ... Why
do objects that formed from the same cloud of gas have different compositions? ...
Thus, the inner planets are made almost entirely of rock and metal and form the ...
The planets in our Solar System are believed to have formed from the same ...
This disc, called the solar nebula, was composed mainly of hydrogen and ... As
the gases coalesced to form a protosun, the temperature in the solar system rose.
Jun 25, 2016 ... Our Solar System is made up of different regions, which are ... mostly of silicates
and metals, whereas the outer planets are gas giants.
When the planets were first forming, the solar system was a big, swirling disk of
gas and dust, with the newborn Sun at the center. Bits of dust and clouds of gas ...
Despite being made up mostly of gases, the outer planets have a rock core. ... the
structure of the solar system and other younger planetary systems that are in ...
The planets in our solar system are each made out of different things. ... though
earth has a thin atmosphere made up mostly of nitrogen and oxygen gases.
Scientists believe that the solar system was formed when a cloud of gas and dust
... Squeezing made the cloud start to collapse, as gravity pulled the gas and ... as
particles and small clumps stuck to them, eventually forming planets or moons .