Spectroscopy of planetary mass brown dwarfs in Orion

We report the results of near infrared spectroscopy of 11 luminosity-selected candidate planetary mass objects (PMOs) in the Trapezium Cluster with Gemini South/Gemini Near-Infrared Spectrograph and Gemini North/Near-Infrared Imager. Six have spectral types ≥M9, in agreement with expectations for PM...

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Bibliographic Details
Main Authors: Lucas, P, Weights, D, Roche, P, Riddick, F
Format: Journal article
Language:English
Published: 2006