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twin-exhaust model
subjectfact 
twin-exhaust modelhas definition A theoretical model for radio galaxies in which a compact source in the galactic nucleus is assumed to emit twin beams of rapidly moving plasma that traverse hundreds of thousands of light-years, eventually splattering to a halt in the ambient intergalactic gas, where the resulting dissipation energizes the radio lobes.has source: Silk, J. 1990 The Big Bang, W. H. Publishers, New York, 2001-09-27 09:34:02.0
is a kind of galaxy theory2001-09-27 09:34:02.0
galaxy theoryhas domain extragalactic astronomy2001-09-27 09:34:02.0
theoryhas validity correct or incorrect with caveats2001-09-27 09:33:53.0
has author or reasearch group2001-09-27 09:33:53.0
has date or a range of dates for which the theory was active2001-09-27 09:33:53.0