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The Keplerian orbit of G2
L. Meyer, A. M. Ghez, G. Witzel +8
We give an update of the observations and analysis of G2 - the gaseous red emission-line object that is on a very eccentric orbit around the Galaxy's central black hole and predict…
Keck Adaptive Optics Observations of the Protostellar Disk around Radio Source I in the Orion Kleinmann-Low Nebula
Breann N. Sitarski, Mark R. Morris, Jessica R. Lu +5
We have made the first detection of a near-infrared counterpart associated with the disk around Radio Source "I," a massive protostar in the Kleinmann-Low Nebula in Orion using ima…
Stellar Populations in the Central 0.5 pc of the Galaxy II: The Initial Mass Function
Jessica R. Lu, Tuan Do, Andrea M. Ghez +3
The supermassive black hole at the center of the Milky Way plays host to a massive, young cluster that may have formed in one of the most inhospitable environments in the Galaxy. W…