Lifeboat Foundation

You can buy Universe Sandbox 2 game here: http://amzn.to/2yJqwU6

Hello and welcome to What Da Math!
In this video, we will talk about alien life.

Links: http://www.qsl.net/pa2ohh/jsffield.htm.
http://www.seti.org.au/spacecom/setionabudget.html.
https://en.wikipedia.org/wiki/Link_budget.
https://en.wikipedia.org/wiki/List_of_interstellar_radio_messages.
http://www.spaceacademy.net.au/spacelink/spcomcalc.htm.

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