Subaru Discovers a new galaxy: space.com
Submitted by charlie.collins on Mon, 08/26/2002 - 08:37
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You read that right, some guy at a Subaru factory noticed a gleam in the corner of his eye . . ., well actually, the "Subaru Telescope" was used by a group of scientists lead by astronomers from Tohoku University to discover an exploding galaxy at the edge of the known universe. The Subaru Telescope is apparently pretty serious, it took 15 years to build and part of the plan was to view distant emerging galaxies.
The Subaru Telescope is an 8.2 meter optical-infrared telescope at the summit of Mauna Kea, Hawaii, operated by the National Astronomical Observatory of Japan (NAOJ)
The newly discovered galaxy is so remote that the light collected by the specialized Subaru Telescope to view it is 14 billion years old! Another fancy telescope, the Keck II was used to confirm the Subaru results and get even more detailed information. It seems the galaxy also has hydrogen gas flowing from it at speeds of "several hundred kilometers per second" in what is called a "Superwind" (apparently the result of multiple supernovae explosions in a short period of time, but this part confuses me since a supernova is the END of the life of a star, maybe that helps form the new galaxies?)
It is very interesting stuff and of course scientists hope that observing the formation of galaxies will help to understand many phenomena in the universe. Check it out via the links. space.com story







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