1209.1641 (Joanna M. Brown et al.)

Matryoshka Holes: Nested Emission Rings in the Transitional Disk Oph IRS 48    [PDF]

Joanna M. Brown, Katherine A. Rosenfeld, Sean M. Andrews, David J. Wilner, Ewine F. van Dishoeck

1209.1657 (S. G. Crowder et al.)

Observed Limits on Charge Exchange Contributions to the Diffuse X-ray Background    [PDF]

S. G. Crowder, K. A. Barger, D. E. Brandl, M. E. Eckart, M. Galeazzi, R. L. Kelley, C. A. Kilbourne, D. McCammon, C. G. Pfendner, F. S. Porter, L. Rocks, A. E. Szymkowiak, I. M. Teplin

1209.1741 (R. G. Carlberg et al.)

The Pal 5 Star Stream Gaps    [PDF]

R. G. Carlberg, C. J. Grillmair, Nathan Hetherington