Solar system of seven Earth-sized planets ‘could include worlds with life’
An extraordinary solar system of seven Earth-sized planets orbiting a dwarf star could include at least three worlds on which life may have evolved, scientists believe. The cool dim star, known as TRAPPIST-1, can be considered a close neighbour since it is only 39 light years away. Six of its “exoplanets” lie in a temperate […]
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