Journals Digest RSS

P. L. Kelly et al 2016 ApJ 819 L8

A supernova gravitationally lensed by a galaxy cluster appeared as a first image in Nov 2014. It was predicted to reappear in Dec 2015 in a second host-galaxy image — and the prediction was successful!

James F. Steiner et al 2016 ApJ 817 154

Chandra and NuSTAR data suggest the eclipsing X-ray binary IC 10 X–1 contains a black hole obscured during eclipse by a dense wind. X-ray continuum fitting provides a mass-dependent spin measurement.

Mark Brodwin et al 2016 ApJ 817 122

Chandra observations of the most massive galaxy cluster at z>1.5 provide a low upper limit on metallicity, demonstrate it’s a “cool core” cluster (the first known at z>1.2), and suggest a recent merger occurred.

David Vokrouhlický et al 2016 AJ 151 56

50% more members of the enigmatic Schulhof family — a group of unusually young asteroids around the main-belt body Schulhof — have been discovered, and a new family age of 800 Kyr is estimated.

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