[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial][font=Arial, Helvetica, sans-serif]N = R* × fp × ne × fl × fi × fc × L[/font] [/font][/font][/font][/font] [font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial][font=Arial, Helvetica, sans-serif]Where,[/font] [font=Arial, Helvetica, sans-serif]You do it [/font][font=Arial, Helvetica, sans-serif]Drake equation Calculator[/font]
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[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial][font=Arial, Helvetica, sans-serif]N[/font][font=Arial, Helvetica, sans-serif] = The number of communicative civilizations The number of civilizations in the Milky Way Galaxy whose radio emissions are detectable. [/font] [/font][/font][/font][/font]
[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial] [font=Arial, Helvetica, sans-serif]R[/font][font=Arial, Helvetica, sans-serif]*[/font][font=Arial, Helvetica, sans-serif] = The rate of formation of suitable stars The rate of formation of stars with a large enough "habitable zone" and long enough lifetime to be suitable for the development of intelligent life. [/font][/font][/font][/font][/font]
[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial] [font=Arial, Helvetica, sans-serif] fp [/font][font=Arial, Helvetica, sans-serif]= The fraction of those stars with planets The fraction of sun-like stars with planets is currently unknown, but evidence indicates that planetary systems may be common for stars like the sun.[/font] [/font][/font][/font][/font]
[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial] [font=Arial, Helvetica, sans-serif]n[/font][font=Arial, Helvetica, sans-serif]e[/font][font=Arial, Helvetica, sans-serif] = The number of "Earths" per planetary system All stars have a habitable zone where a planet would be able to maintain a temperature that would allow liquid water. A planet in the habitable zone could have the basic conditions for life as we know it.[/font][/font][/font][/font][/font]
[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial] [font=Arial, Helvetica, sans-serif]f[/font][font=Arial, Helvetica, sans-serif]l[/font][font=Arial, Helvetica, sans-serif][/font][font=Arial, Helvetica, sans-serif]= The fraction of those planets where life develops Although a planet orbits in the habitable zone of a suitable star, other factors are necessary for life to arise. Thus, only a fraction of suitable planets will actually develop life. [/font][/font][/font][/font][/font]
[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial] [font=Arial, Helvetica, sans-serif] f[/font][font=Arial, Helvetica, sans-serif]i[/font][font=Arial, Helvetica, sans-serif] = The fraction life sites where intelligence develops Life on Earth began over 3.5 billion years ago. Intelligence took a long time to develop. On other life-bearing planets it may happen faster, it may take longer, or it may not develop at all. For more information, please visit Dr. William Calvin's "The Drake Equation's fi". [/font] [/font][/font][/font][/font]
[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial] [font=Arial, Helvetica, sans-serif]f[/font][font=Arial, Helvetica, sans-serif]c[/font][font=Arial, Helvetica, sans-serif] = The fraction of planets where technology develops The fraction of planets with intelligent life that develop technological civilizations, i.e., technology that releases detectable signs of their existence into space. [/font][/font][/font][/font][/font]
[font=arial][font=arial][font=Verdana, Arial, Helvetica][font=arial] [font=Arial, Helvetica, sans-serif]L[/font][font=Arial, Helvetica, sans-serif] = The "Lifetime" of communicating civilizations The length of time such civilizations release detectable signals into space. [/font][/font][/font][/font][/font]
Moment, Eike meinte wenn ein Komet oder Asteroid die Erde besucht. Oder?
Genau. Wenn kleine grüne Männchen (ob intelligent oder nicht) auftauchen wären die bestimmt nicht beeindruckt weil wir wissen wie es in einem Kometen aussieht. Also bringt das Wissen nur was wenn der Komet selber kommt.
AW: Deep Impact hat Temple1 erwischt 
AW: Deep Impact hat Temple1 erwischt 
Linear-Darstellung
