Expand or Die??
--- In [email protected], "Erianto Rachman"
<[EMAIL PROTECTED]> wrote:
>
> Hi,
>
>
>
> Check this out:
>
> HYPERLINK
>
"http://dsc.discovery.com/news/2007/10/04/planet_spa.html?category=space&gui
>
d=20071004090030"http://dsc.discovery.com/news/2007/10/04/planet_spa.html?ca
> tegory=space&guid=20071004090030
>
>
>
> ------------------------------------
>
> Discovery Channel
>
> Earth-Like Planet Forming on Our Doorstep
>
>
>
> Oct. 4, 2007 Snuggled into a huge belt of warm dust, an Earth-like
planet
> appears to be forming some 424 light-years away, scientists said
Wednesday.
>
>
>
> At somewhere between 10 and 16 million years old, the planet's solar
system
> is still in its "very young adolescence," but is at the perfect age for
> forming HYPERLINK
>
"http://dsc.discovery.com/news/2007/04/24/earthlikeplanet_spa.html?category=
> space&guid=20070424164530&dcitc=w19-502-ak-0000" \nEarth-like
planets, said
> lead researcher Carey Lisse of Johns Hopkins University's HYPERLINK
> "http://www.jhuapl.edu/"; \nApplied Physics Laboratory.
>
>
>
> The massive dust ring surrounding one of the system's two stars is
smack in
> the middle of the system's "habitable zone" where water could one
day exist
> on a rocky planet.
>
>
>
> These types of dust belts rarely form around sun-like stars and the
presence
> of an outer ice belt makes it all the more likely that water, and
> subsequently life, could one day reach the planet's surface.
>
>
>
> And this belt is made up of rocky compounds similar to those which
form our
> HYPERLINK
> "http://dsc.discovery.com/news/2007/03/22/crust_pla.html?category=earth";
> \nEarth's crust and metal sulfides similar to the material found in the
> Earth's core.
>
>
>
> "It's just the right stuff to be making an Earth," Lisse said in a
telephone
> interview. "It's exciting to think that this is happening."
>
>
>
> Not that Lisse will be around to see much of it.
>
>
>
> The images captured by NASA's Spitzer Space Telescope are about 424
years
> old, but that's barely a blink in the eye of the young planet.
>
>
>
> It will likely be about 100 million years before the planet is fully
formed
> and if our planet is anything to go by about a billion years
before the
> first signs of life such as algae appear, Lisse said.
>
>
>
> The evolution of complex organisms such as dinosaurs will probably take
> another couple billion years if the new planet follows a pattern
similar to
> ours, he added.
>
>
>
> ------------------------------------
>
>
>
>
>
>
>
> Salam,
>
> Eri
>
>
>
>
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10/4/2007
> 8:59 AM
>
>
>
> [Non-text portions of this message have been removed]
>
