Staude on 08 March 2009
| alekth said: The goal is to find, if they exist, Earth-like planets circling stars in the so-called habitable zone - orbits where liquid water could be present on the surface of the planets. On the other hand, "if we don't find any, it really means Earths are very rare, we might be the only extant life I never quite understood why the conclusion. We don't have anything aside from the Earth to decide on what's needed for life and whether it's possible without those conditions in a completely different form. It's like usually having aliens in books and films in a humanoid shape... could be totally different. |
exacly. It's very vague simply basing life upon the conditions that we need. Again it's all they really can do so far. After all scientists only relies on what they know and obtaining new knowledge based on the current.
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