Trappist 1 E, F, and G are contrasted with Earth in terms of the habitable zone and the geographical structure.
Trappist-1 is the dwarf star having the constellation of Aquarius. It comprises seven planets that are similar to the size of the Earth.
The contrast of Trappist-1 E, F, and G with respect to Earth is that the Trappists are all present in the habitable zone, that is, the region where the water exists. Trappist-1 E and F are having bigger ice caps at the times of the night and Trappist-1 G is having a rocky appearance and an atmosphere similar to that of Neptune.
Therefore, the geographical structure and the habitable zone are the two contrasting factors used between Trappist-E, -F, and -G and the Earth.
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