The Planck Energy: Higg’s hierarchy problem, vacuum catastrophe and G

Planck energy is the unit of energy in the system of Planck units, calculated from the three main fundamental constants in physics: the speed of light, the gravitational constant, and Planck’s constant, with a value of around 1.2×10^19 GeV. It is in fact the only combination of these constants that yields the dimensions of energy, which can be proven by dimensional analysis. Is it a fundamental energy scale in our theories? Or is it just a curiosity of dimensional analysis and has no physical relevance in the laws of nature as we known them?

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