Gas Spirals Into Galaxies (IMAGE) California Institute of Technology Caption Artist's impression of a growing galaxy shows gas spiraling in toward the center. New observations from the Keck Cosmic Web Imager provide the best evidence yet that cold gas spirals directly into growing galaxies via filamentous structures. Much of the gas ends up being converted into stars. Credit Adam Makarenko/W. M. Keck Observatory Usage Restrictions Please us credit -- also contact me at wclavin@caltech.edu if you'd like an animated version and/or full packaged video with interviews. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.