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Orion A
subjectfact 
Orion Ais a part of Orion2001-09-27 09:30:22.0
has definition A radio continuum feature (an H II region) centered on the Trapezium, and excited by θ1 Ori C. The Orion A molecular cloud, which lies beyond it, is a rich source of molecules CO, OH, HCN, and probably NO, HCO, and H2CO have been observed.has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press, 2001-09-27 09:30:22.0
is an instance of radio source2001-09-27 09:30:22.0
radio sourcehas wavelength radio2001-09-27 09:30:21.0
is a part of celestial sphere2001-09-27 09:30:21.0
has catalog radio source catalog2001-09-27 09:30:21.0
celestial bodyhas spectra2001-09-27 09:30:09.0
physical objecthas location or center of gravity2001-09-27 09:27:27.0
has angular momentum2001-09-27 09:27:27.0
has mass2001-09-27 09:27:27.0
has velocity2001-09-27 09:27:27.0
has momentum2001-09-27 09:27:27.0
has temperature2001-09-27 09:27:27.0
has volume2001-09-27 09:27:27.0
has extent2001-09-27 09:27:27.0
has material2001-09-27 09:27:27.0

Next radio source: Orion B    Up: radio source    Previous radio source: North Polar Spur