Image via NASA

Space & Innovation

'Habitable' Exoplanets Might Not Be Very Earth-Like After All

More caution is needed in describing newly-found exoplanets as habitable given the limitations of observations, researchers warn.

Published On 03/01/2017
11:43 AM EST
Artist's impression of Gliese 832 c, which some scientists consider a potentially habitable exoplanet, shown to scale with Earth. The announcement of Gliese 832 c was an impeteus for a new paper that criticizes habitability metrics used by exoplanet scientists. Image via PHL @ UPR Arecibo