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  1. not enough heat
  2. not enough pressure

A planet roughly 10 times the mass of Jupiter would be just barely big enough to ignite fusion, but it could not sustain it.

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12y ago
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14y ago

Planets are not composed of hydrogen!

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Q: Why doesn't nuclear fusion occur in the core of planets?
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Related questions

When does nuclear fusion occur?

nuclear fusion is not a natural occurrence, it is when two atoms are fused together


Where does nuclear fusion occur in a nuclear plant?

No place, we have not yet determined how to make a fusion reactor. Only fusion bombs.


Where does nuclear fusion occur in any star?

in the djfafkjkvn


Where does most nuclear fusion occur in your solar system?

Sun


Where does nuclear fusion occur and why?

In the cores of stars and hydrogen bombs.


Why does nuclear fusion not occur on earth?

Because the conditions of temperature and pressure that occur in stars do not occur on earth


Fusion reactions on the sun?

yes nuclear fusion does occur on the sun, creating intense heat and light


What layer of the sun does nuclear fusion occur?

It has to be at hundreds of millions of degrees kelvin, before a fusion reaction between deuterium and tritium will start


It takes an extremely high temperature for nuclear to occur inside the sun?

Not nuclear, it takes an extremely hight temperature for Fusion to occur with in the sun or any other star. ADDED: Yes "nuclear". Fusion is one of the two type of nuclear reaction, the other being Fission.


Transmutation does not occur in which of these nuclear processes?

Transitions between various stages of electron excitement.


Does size help nuclear fusion occur?

Yes, but on earth we are limited in size


What is naturalization reaction?

Natural nuclear fusion reactions occur in all stars