Sentences with phrase «red dwarf blocks»
A planet passing in front of a small, dim red dwarf blocks more of its light, yielding a stronger transit signal.
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Under red dwarf stars, plant - type life on land may not be possible because photosynthesis might not generate sufficient energy from infrared light to produce the oxygen needed to block dangerous ultraviolet light from such stars at the very close orbital distances needed for a planet to be warmed enough to have liquid water on its surface.