Loretta Rehm
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Molecular Cloud Barnard 68. "Here, a high concentration of dust and molecular gas absorb practically all the visible light emitted from background stars."

Molecular Cloud Barnard 68 Image Credit: FORS Team, VLT Antu, ESO Explanation: Where did all the stars go? What used to be considered a hole in the sky is now known to astronomers as a dark molecular cloud.