Sentences with phrase «how radio galaxies»
«We do not understand how radio galaxies evolve,» says Joseph Callingham, a postdoctoral fellow from the Netherlands Institute for Radio Astronomy (ASTRON) and lead author on the paper describing the result.
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To find out how numerous dark galaxies really are, he will soon scan large areas of the sky using the giant 1,000 - foot radio telescope at Arecibo.
«By determining just how distant these radio galaxies are, we will learn how early the black holes formed in the history of the Universe,» he added.
«This galaxy made a great target for our study of spiral arms and how star formation works along them,» said Eva Schinnerer, of the National Radio Astronomy Observatory in Socorro, NM.
This, in turn, will help us better understand how galaxies age,» said David Thilker, of the National Radio Astronomy Observatory (NRAO) in Socorro, NM.
Figure 1 Composite image showing how powerful radio jets from the supermassive black hole at the center of a galaxy in the Phoenix Cluster inflated huge «bubbles» in the hot, ionized gas surrounding the galaxy (the cavities inside the blue region imaged by NASA's Chandra X-ray observatory).
«This shows how well such radio images of the gas distribution in galaxies can reveal evidence of galactic interactions,» Lim said.
For Diamond, a 35 - year radio astronomer, his key interest is not in the extraterrestrial but rather how our own galaxy has evolved.