[ExI] Milky Way escape velocity

[Stefano Vaj]

On 30 April 2012 22:49, BillK <pharos at gmail.com> wrote:

> We recently mentioned the velocity required to escape the Milky Way
> galaxy - over 1 million miles per hour.
>

Million? miles?! hour? I could do the math, but while it sounds much, I do
not have from the top of my head the vaguest idea of the fraction of c we
are discussing here... :-)

-- 
Stefano Vaj
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