[ExI] powers of ten

[Tomaz Kristan]

 >The fact that rocky planets were already forming in the galaxy 11

Our Moon is also rocky. And for several billion years quite close to Earth.

Do you reckon, some deep Earth bacteria is living beneath the Luna's
surface, too?



On Tue, Jan 27, 2015 at 3:42 PM, BillK <pharos at gmail.com> wrote:

> On 27 January 2015 at 02:04, John Clark wrote:
> > Yes it's very very big, but one thing we can say with virtual certainty
> is
> > that not only is there no intelligent life anywhere in that picture
> there is
> > no life of any sort in it. The picture was of things as they were less
> than
> > a billion years after the Big Bang so there was very little time for
> > Evolution to do it's work. Even worse there was no time for stars to
> cook up
> > the heavier elements that life needs like carbon nitrogen and oxygen.
> When
> > you look at the Hubble ultra-deep field you're looking at hydrogen and
> > helium and trace amounts of lithium and beryllium. And you just can't do
> > much interesting chemistry with nothing but that.
> >
>
> News just in......
>
> Oldest Planetary System Discovered, Improving the Chances for
> Intelligent Life Everywhere
> by Nancy Atkinson on January 27, 2015
>
> <
> http://www.universetoday.com/118510/oldest-planetary-system-discovered-improving-the-chances-for-intelligent-life-everywhere/
> >
> Quotes:
> Using data from the Kepler space telescope, an international group of
> astronomers has discovered the oldest known planetary system in the
> galaxy - an 11 billion-year-old system of five rocky planets that are
> all smaller than Earth. The team says this discovery suggests that
> Earth-size planets have formed throughout most of the Universe's
> 13.8-billion-year history, increasing the possibility for the
> existence of ancient life - and potentially advanced intelligent life
> -- in our galaxy.
>
> "The fact that rocky planets were already forming in the galaxy 11
> billion years ago suggests that habitable Earth-like planets have
> probably been around for a very long time, much longer than the age of
> our Solar System," said Dr. Travis Metcalfe.
> ------------------
>
>
> BillK
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