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The explosive reactions and forces, from gravity to nuclear fusion, that formed our Solar System.Key facts
- Our Solar System is the region of space that falls within the gravitational influence of our Sun.
- Our Solar System formed about 5 billion years ago from a giant spinning cloud of gas and dust.
- The Sun took 10 million years to form.
- Metal and dust particles clustered to form rocks, which eventually formed planets in a process known as accretion.
Transcript
Our Solar System is the region of space which falls within the gravitational influence of our Sun.
The Solar System is thought to have begun forming about 5 billion years ago, from a giant spinning cloud of gas and dust.
Main gases:
Hydrogen -74%
Helium -24%
Remaining gases:
Oxygen
Nitrogen
Carbon
The core of this cloud grew under …
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