* Astronomy

The search for life across interstellar space will still not be easy, and even the most advanced telescope on the drawing boards will have to work hard to suss it out, so it will be key to choose the best possible targets. That's the reasoning behind a new paper in the journal Astrobiology in which environmental scientist Dirk Schulze-Makuch, of Washington State University, along with nine other colleagues, has proposed a new planet-classification scheme to make the sifting process easier.
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