
Searching for Earth-like planets orbiting distant stars is no easy task, mainly due to the complex criteria needed for a an alien world to be considered similar to our own. Oftentimes, worlds which are located within the habitable zone of their star lack other important things that we consider crucial for life, like an atmosphere or the presence of water. A new study of a distant exoplanet known as WASP-39b reveals that it definitely has a lot of water, which is a great sign, but it's also so in...
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