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NASA | Astronomers Uncover a Surprising Trend in Galaxy Evolution
Content Provider | WatchKnowLearn |
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Description | A study of 544 star-forming galaxies observed by the Keck and Hubble telescopes shows that disk galaxies like our own Milky Way unexpectedly reached their current state long after much of the universe's star formation had ceased. Over the past 8 billion years, the galaxies lose chaotic motions and spin faster as they develop into settled disk galaxies. Please note: The closing time-lapse in this video is Copyright © 2012 by Rochner Films. All rights reserved. Used under authorization. Courtesy of Rochner Films. http://www.rochnerfilms.com/ |
Language | English |
Access Restriction | Open |
Rights License | Public Domain |
Subject Keyword | k-12 homeschool homeschooling home school parents educational videos Galaxy Clusters and Superclusters k12 preK-12 Astronomy Galaxies and Intergalactic Phenomena Science |
Content Type | Video |
Educational Role | Student Teacher |
Educational Use | Self Learning |
Education Level | Class VIII Class XI Class IX Class XII Class VII Class X |
Resource Type | Film |
Subject | Space Science |