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Title: Discovery of a Faint Companion to Alcor Using MMT/AO 5 \mu m Imaging Authors: Eric E. Mamajek (1), Matthew A. Kenworthy (2), Philip M. Hinz (2), Michael R. Meyer (2,3) ((1) University of Rochester, (2) Steward Observatory, University of Arizona, (3) Institute for Astronomy, ETH Zurich) We r...
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The ancient eye test for those wishing to join the Roman army was administered using stars in the handle of our modern-day Big Dipper. If you passed, you got a job as an archer. If you failed, you had to serve in another capacity … perhaps as a cook. It’s said that sultans of the past also tested their soldi...
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