[meteorite-list] Hayabusa Returns - Asteroid secrets come down toearth

From: Alexander Seidel <gsac_at_meteoritecentral.com>
Date: Sun, 13 Jun 2010 17:20:55 +0200
Message-ID: <20100613152055.278940_at_gmx.net>

http://www.youtube.com/watch?v=IPUxTSPN_bQ


-------- Original-Nachricht --------
> Datum: Mon, 14 Jun 2010 00:04:02 +0900
> Von: "Katsu OHTSUKA" <ohtsuka at jb3.so-net.ne.jp>
> An: "Meteorite List" <meteorite-list at meteoritecentral.com>
> Betreff: Re: [meteorite-list] Hayabusa Returns - Asteroid secrets come down toearth

> The Japanese newspaper (Yomiuri) article with great re-entry bolide shot!
> is
> here:
> http://www.yomiuri.co.jp/science/news/20100613-OYT1T00818.htm
>
> Katsu OHTSUKA
> ----- Original Message -----
> From: "Jeff Kuyken" <info at meteorites.com.au>
> To: "Meteorite List" <meteorite-list at meteoritecentral.com>
> Sent: Sunday, June 13, 2010 11:33 PM
> Subject: [meteorite-list] Hayabusa Returns - Asteroid secrets come down
> toearth
>
>
> > Hi all,
> >
> > This first report came through from the Sydney Morning Herald about 20
> > mins ago.
> >
> > Cheers,
> >
> > Jeff
> >
> >
> >
> >
> http://www.smh.com.au/national/asteroid-secrets-come-down-to-earth-20100613-y64j.html
> >
> > Asteroid secrets come down to earth DEBORAH SMITH SCIENCE EDITOR
> >
> > June 14, 2010
> >
> > THE Falcon became a fiery phoenix last night.
> >
> > After a seven-year odyssey in space, the unmanned Japanese spacecraft
> > Hayabusa, or Falcon, burnt up in the atmosphere, making it the first
> probe
> > to land on an asteroid and return to Earth.
> >
> > But its legacy could live on, perhaps helping protect the planet from
> > asteroid impacts, if dust from the space rock it visited can be
> retrieved
> > from the spacecraft's cargo capsule.
> >
> > Advertisement: Story continues belowThe basketball-sized cargo capsule
> was
> > released from the spacecraft just before 9pm and was set to land by
> > parachute at Woomera Prohibited Area about midnight last night. In
> > preparation for the touch down, the Stuart Highway was blocked from just
> > south of Coober Pedy to the north of Glendambo.
> >
> > Hayabusa was launched in May 2003 and touched down twice in November
> 2005
> > on Itokawa, a 540-metre long asteroid about 300 million kilometres away,
> > twice as far as the Sun.
> >
> > Fuel leakages, engine breakdowns and loss of communication delayed its
> > return by three years. But the Japanese team was able to combine parts
> > still working on two engines to bring the crippled craft home.
> >
> > The Parliamentary Secretary for Innovation and Industry, Richard Marles,
> > said it was a huge technological achievement. ''If you've got any
> > affection for the little Aussie battler, you've got to love the Hayabusa
> > spacecraft.''
> >
> > The associate executive director of the Japanese Aerospace Exploration
> > Agency, Yoshiyuki Hasegawa, said yesterday he was nervous but excited
> > about the return. ''Today is the greatest moment for us.''
> >
> > Japanese, NASA and Australian scientists flying in a specially equipped
> > Douglas DC-8 aircraft were hoping to capture pictures and make
> > measurements of the re-entry, with the aim of designing better heat
> > shields for future space probes.
> >
> > With the capsule travelling at more than 12 kilometres a second on
> > re-entry, its carbon heat shield would have experienced temperatures of
> > more than 2800 degrees, while the gas surrounding the capsule would have
> > been hotter than the surface of the Sun, at about 7200 degrees.
> >
> > The Japanese team will check on the capsule's condition this morning and
> > Aboriginal landowners will be among the first to see it.
> >
> > Understanding asteroids will be necessary if we need to deflect one
> coming
> > our way.
> >
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Received on Sun 13 Jun 2010 11:20:55 AM PDT