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Nevertheless, given that it is where all terrestrial life as we know it originated, coupled with the fact that it is the only habitable planet known to us, Earth is likely to remain our spiritual and physical home for many eons to come.
One can only hope that by the time it does become uninhabitable, we will have long since gone extinct, or evolved to the point that we no longer have to worry about dying along with it.
And with a mean density of 5.514 g/cm³, it is the densest planet in the Solar System.
By 5 billion years from now, the Sun will become a red giant, expanding to 250 times to a radius of roughly 1 AU (150 million km).
In this scenario, Earth will move to an orbit of 1.7 AU (250 million km) from the Sun, will escape envelopment, but will also be rendered completely uninhabitable.
And in the meantime, we can only hope that our presence here on Earth doesn’t ruin it.
We have many interesting articles about Earth here at Universe Today.
In 500-900 million years, increased surface temperatures will accelerate the inorganic CO² cycle, reducing it to lethally low levels for plants.