twin-exhaust model | has 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. |  |
is a kind of galaxy theory |  |
galaxy theory | has domain extragalactic astronomy |  |
theory | has validity correct or incorrect with caveats |  |
has author or reasearch group |  |
has date or a range of dates for which the theory was active |  |