Artist's concept of TRAPPIST-1 system (NASA/JPL-Caltech)
About those seven Earthlike planets orbiting a nearby star: They're neither nearby nor especially Earthlike, Tabitha M. Powledge writes: "Not to denigrate the scientific achievement, which is noteworthy for its novelty and sophistication … But let’s bring a little reality to the boisterous celebration attending the revelation that astronomers have discovered at least 7 'Earthlike' planets orbiting the 'nearby' star TRAPPIST-1." Also, a mini-march for science at AAAS.
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