streaming motion

streaming motion

The peculiar motion of a galaxy or cluster of galaxies.
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Before the 1970s, astronomers didn't believe galaxies had any large-scale streaming motion other than the velocity associated with the expansion of the universe.
They observed galaxies on the opposite side of the sky from the proposed Great Attractor and found a coherent streaming motion of these galaxies toward the same concentration.
Mathewson told Science News that based on his latest, unpublished data, even the very distant concentration of mass known as the Shapley concentration -- believed to lie about 450 million light-years from our galaxy -- isn't far enough away to explain the large-scale streaming motion.
Streaming motion pictures with four times the resolution of High Definition Television over ultra high-speed networks in surround sound, CineGrid has offered a glimpse of the future that could transform the delivery of entertainment, education, tele-medicine, arts and a host of related disciplines.
Wang speculates that the streaming motion of gas from a cluster of massive stars created winds strong enough to sculpt the honeycomb.
It can be used for almost any application, from streaming motion video (not time-lapse, still-frame photos) of a family opening presents on Christmas morning to the most demanding video broadcast.
and colleagues at the California Institute of Technology in Pasadena report the first wide-scale mapping of molecular gas in a classic spiral galaxy "with sufficient resolution to resolve the molecular cloud complexes and their streaming motions.