Title: How many planets in our universe could support life? | HowStuffWorks
Headings: How many planets in our universe could support life?
How many planets in our universe could support life?
Citation

Content: Best guess that researchers have? 50 sextillion [source: Anthony ]. In other words, it's not entirely realistic for anyone to "predict" how many hospitable planets there are in the universe, since we're just starting to understand the planets in our own galaxy. But it's also not entirely unrealistic for me to hope that one of them is made of Play-Doh. Advertisement
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