Tag Archive for 'NGC 7448 galaxy group' | Sci.News

The 2.6-million-light-year-long stream of atomic hydrogen gas, shown in green, stretches from the large galaxy at the bottom left to the group of galaxies at the top; a third nearby galaxy to the right also has a shorter stream of gas attached to it; the three insets show expanded views of the different galaxies and the green circle indicates the Arecibo telescope beam. Image credit: Rhys Taylor / Arecibo Galaxy Environment Survey / the Sloan Digital Sky Survey Collaboration, www.sdss.org.

Astronomers Discover 2.6-Million-Light-Year-Long Stream of Hydrogen

Aug 8, 2014 by News Staff

An international team of astronomers using the William E. Gordon Telescope at the Arecibo Observatory in Puerto Rico has discovered a 2.6-million-light-year-long...