[FPSPACE] Fw: ESO: Interactive Panoramic View of the Entire Night Sky Unveiled
LARRY KLAES
ljk4 at msn.com
Mon Sep 14 10:32:29 EDT 2009
Sent via BlackBerry by AT&T
-----Original Message-----
From: "AAS Press Officer Dr. Rick Fienberg" <rick.fienberg at aas.org>
Date: Mon, 14 Sep 2009 14:00:12
To: <Rick.Fienberg at aas.org>
Subject: ESO: Interactive Panoramic View of the Entire Night Sky Unveiled
THE FOLLOWING RELEASE WAS RECEIVED FROM EUROPEAN SOUTHERN OBSERVATORY
HEADQUARTERS IN GARCHING, GERMANY, AND IS FORWARDED FOR YOUR
INFORMATION. (FORWARDING DOES NOT IMPLY ENDORSEMENT BY THE AMERICAN
ASTRONOMICAL SOCIETY.) Rick Fienberg, American Astronomical Society:
rick.fienberg at aas.org, 1-202-328-2010 x116.
Contacts:
Henri Boffin / Olivier Hainaut
ESO, Garching, Germany
Phone: +49 89 3200 6222 / +49 89 3200 6752
E-mail: hboffin2eso.org / ohainaut2eso.org
Serge Brunier
Paris, France
Phone: +33 (0)6 80 05 41 81 and +33 (0)1 46 60 37 85
E-mail: serge.brunier at wanadoo.fr
The full text of this press release, together with images in high
resolution and a video, is available on
http://www.eso.org/public/outreach/press-rel/pr-2009/pr-32-09.html <http://www.eso.org/public/outreach/press-rel/pr-2009/pr-32-09.html>
ESO UNVEILS AN AMAZING, INTERACTIVE, 360-DEGREE
PANORAMIC VIEW OF THE ENTIRE NIGHT SKY
The first of three images of ESO's GigaGalaxy Zoom project -- a new
magnificent 800-million-pixel panorama of the entire sky as seen from
ESO's observing sites in Chile -- has just been released online. The
project allows stargazers to explore and experience the Universe as it
is seen with the unaided eye from the darkest and best viewing
locations in the world.
This 360-degree panoramic image, covering the entire celestial sphere,
reveals the cosmic landscape that surrounds our tiny blue planet. This
gorgeous starscape serves as the first of three extremely
high-resolution images featured in the GigaGalaxy Zoom project,
launched by ESO within the framework of the International Year of
Astronomy 2009 (IYA2009). GigaGalaxy Zoom features a web tool that
allows users to take a breathtaking dive into our Milky Way. With this
tool users can learn more about many different and exciting objects in
the image, such as multicolored nebulae and exploding stars, just by
clicking on them. In this way, the project seeks to link the sky we
can all see with the deep, "hidden" cosmos that astronomers study on a
daily basis. The wonderful quality of the images is a testament to the
splendor of the night sky at ESO's sites in Chile, which are the most
productive astronomical observatories in the world.
The plane of our Milky Way Galaxy, which we see edge-on from our
perspective on Earth, cuts a luminous swath across the image. The
projection used in GigaGalaxy Zoom place the viewer in front of our
Galaxy with the Galactic Plane running horizontally through the image
-- almost as if we were looking at the Milky Way from the outside.
From this vantage point, the general components of our spiral galaxy
come clearly into view, including its disc, marbled with both dark and
glowing nebulae, which harbors bright, young stars, as well as the
Galaxy's central bulge and its satellite galaxies.
The painstaking production of this image came about as a collaboration
between ESO, the renowned French writer and astrophotographer Serge
Brunier, and his fellow Frenchman Frederic Tapissier. Brunier spent
several weeks during the period between August 2008 and February 2009
capturing the sky, mostly from ESO observatories at La Silla and
Paranal in Chile. In order to cover the full Milky Way, Brunier also
made a week-long trip to La Palma, one of the Canary Islands, to
photograph the northern skies [1]. Once the raw photographs were in
hand, image processing by Tapissier and ESO experts helped to convey
accurately the night sky as our eyes behold it [2]. The resulting
image is composed of almost 300 fields each individually captured by
Brunier four times, adding up to nearly 1200 photos that encompass the
entire night sky.
"I wanted to show a sky that everyone can relate to -- with its
constellations, its thousands of stars, with names familiar since
childhood, its myths shared by all civilizations since Homo became
Sapiens," says Brunier. "The image was therefore made as man sees it,
with a regular digital camera under the dark skies in the Atacama
Desert and on La Palma."
As photographing extended over several months, objects from the Solar
System came and went through the star fields, with bright planets such
as Venus and Jupiter. A brilliant, emerald-green comet also flew by,
although spotting it among a background of tens of millions of stars
will be difficult (but rewarding).
Overall, the creators of the GigaGalaxy Zoom project hope that these
tremendous efforts in bringing the night sky as observed under the
best conditions on the planet to stargazers everywhere will inspire
awe for the beautiful, immense Universe that we live in.
"The vision of the IYA2009 is to help people rediscover their place in
the Universe through the day- and night-time sky, and this is exactly
what the GigaGalaxy Zoom project is all about," says project
coordinator Henri Boffin.
The second dramatic GigaGalaxy Zoom image will be revealed next week,
on 21 September 2009.
Notes
[1] During his quest, Brunier used a Nikon D3 digital camera. The
apparent motion of the sky caused by Earth's rotation was corrected
for using a small, precise equatorial mount moving in the opposite
direction, which made a whole circle in 23 hours 56 minutes around the
Earth's axis of rotation. Each photo required a six-minute exposure,
for a total exposure time of more than 120 hours.
[2] The data processing, using software called Autopano Pro Giga, took
great care in respecting the colors and "texture" of the Milky Way.
Frederic Tapissier needed about 340 computing hours on a powerful PC
to complete the task.
More Information
As part of the IYA2009, ESO is participating in several remarkable
outreach activities, in line with its world-leading rank in the field
of astronomy. ESO is hosting the IYA2009 Secretariat for the
International Astronomical Union, which coordinates the Year globally.
ESO is one of the Organizational Associates of IYA2009, and was also
closely involved in the resolution submitted to the United Nations
(UN) by Italy, which led to the UN's 62nd General Assembly proclaiming
2009 the International Year of Astronomy. In addition to a wide array
of activities planned both at the local and international level, ESO
is leading three of the twelve global Cornerstone Projects.
ESO, the European Southern Observatory, is the foremost
intergovernmental astronomy organization in Europe and the world's
most productive astronomical observatory. It is supported by 14
countries: Austria, Belgium, the Czech Republic, Denmark, France,
Finland, Germany, Italy, the Netherlands, Portugal, Spain, Sweden,
Switzerland and the United Kingdom. ESO carries out an ambitious
program focused on the design, construction and operation of powerful
ground-based observing facilities enabling astronomers to make
important scientific discoveries. ESO also plays a leading role in
promoting and organizing cooperation in astronomical research. ESO
operates three unique world-class observing sites in Chile: La Silla,
Paranal, and Chajnantor. At Paranal, ESO operates the Very Large
Telescope, the world's most advanced visible-light astronomical
observatory. ESO is the European partner of a revolutionary
astronomical telescope ALMA, the largest astronomical project in
existence. ESO is currently planning a 42-metre European Extremely
Large optical/near-infrared Telescope, the E-ELT, which will become
"the world's biggest eye on the sky".
Serge Brunier is a French journalist, photographer and writer who
specializes in popularizing astronomy. He is a regular contributor to
Science & Vie magazine, and to the France Info radio station. He has
written numerous popular astronomy books, translated into over ten
languages, and is a prize-winning photographer, who has captured
images of solar eclipses from the most amazing places in the world. A
life-long quest for the best skies in the world led him to Chile.
This whole sky panorama was presented from 25 August till 13 September
2009 in the exhibition "Un ciel pour la planete" (A sky for the
planet) in the Atrium of the Monte-Carlo Casino, Monaco. With a giant
print of 12 times 6 meters, the exhibition was under the Patronage of
The Prince Albert II of Monaco, and showed with images and videos the
making of this unique ESO project.
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