New analysis casts doubt on 'biosignatures' found on planet K2-18B
(npr.org)
Astronomers have been poring over last week's claim of the detection of life-associated gases in the atmosphere of a distant planet named K2-18b — "the strongest evidence yet that life may exist on a planet outside our solar system," as a University of Cambridge press release put it.
Astronomers have been poring over last week's claim of the detection of life-associated gases in the atmosphere of a distant planet named K2-18b — "the strongest evidence yet that life may exist on a planet outside our solar system," as a University of Cambridge press release put it.