Posts made in October, 2007


One of the most exciting discoveries of astronomy in recent years was the measurement of an acceleration term in the universe’s rate of expansion. Announced by both the Supernova Cosmology Project at the Lawrence Berkeley National Laboratory and the High-z Supernova Search Team, these results at once confirmed one another an revolutionized how astronomers view the universe. This discovery meant, quite simply, that our universe...

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Today I had two juxtapositions of journal articles. On one hand I had the photo-ready proofs of a journal article on the Astronomy Cast listener survey I submitted to, and had accepted by CAP. On the other hand I had a bunch of journal articles my student was working on data mining for our research (those articles are on the evolution of galaxies in clusters). I have to admit, my own journal article (which I’ll post links to...

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This morning I was flipping digitally through the preprints on arXiv, and I stumbled on a rich paper on the evolution of Seyfert’s Sextet. In the paper, they discuss Seyfert’s Sextet as a more evolved version of Stephan’s Quintet. Now, these two compact galaxy groups (CGG) are two of my favorite objects to image, so I couldn’t resist pausing to read the article. But I have to admit that I had to do a bit of...

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