A new way of studying planets in other solar systems - by doing sort of an autopsy on planetary wreckage devoured by a type of star called a white dwarf - is showing that rocky worlds with geochemistry similar to Earth may be quite common in the cosmos.

NEWS SOURCE :- https://in.reuters.com/article/us-space-planets/planetary-autopsies-indicate-worlds-like-earth-common-in-the-cosmos-idINKBN1WW2M7

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