View Full Version : The Black Hole/Globular Cluster Correlation

2010-Sep-04, 09:50 PM
Often in astronomy, one observable property traces another property which may be more difficult to observe directly; X-ray activity on stars can be used to trace turbulent heating of the photosphere. CO is used to trace cold H2. Sometimes these correlations make sense. Activities in stars produce the X-ray emissions. Other times, the tracer seems [...]

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