May 13, 2010

Faraway galaxy cluster found

U.S. astronomers had recently acclaimed that they discovered the farthest cluster of galaxies ever found. This newly discovered cluster was created 2.8 billion years after the Big Bang. According to researchers, its age appears to its modern counterparts, which are much older. This remote cluster is located 15 billion light years from Earth today, and it is named CLG J02182-05102. NASA's Splitzer Space Telescope had identified and examined using an advanced spectrograph from the Carnegie Institution’s Magellan/Baade 6.5 meter telescope at the Las Campanas Observatory in Chile. One of the postdoctoral researchers at Carnegie Observatories stated, “In this cluster we found a number of surprisingly ancient-looking galaxies. This cluster resembles modern-day clusters, which are nearly 10 billion years older.” In this galaxy cluster, there are approximately 60 galaxies and several large galaxies at its core that holds all of them together.
This is very interesting to me; I was always curious about the universe since I was young. A news that says the farthest galaxy cluster is newly discovered gets me interested. If that galaxy cluster is the farthest one that exists now, it means that we have reached the absolute limit of the universe because the farthest galaxy cluster would be at the very tip of the universe. However, I don't think it would be the one at the tip because the universe is just too big for us to discover everything. The galaxy cluster is 15 billion light years away from us; this proves how eveloped our technology is. In the future when I am alive, I hope to see some more significant discoveries of the universe.

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