tipa -- 5/30/2011

A 100-parsec elliptical and twisted ring of cold and dense molecular clouds revealed by Herschel around the Galactic Center

• Authors: S. Molinari, J. Bally, A. Noriega-Crespo, M. Compiègne, J.P. Bernard, D. Paradis, P. Martin, L. Testi, M. Barlow, T. Moore, R. Plume, B. Swinyard, A. Zavagno, L. Calzoletti, A.M. Di Giorgio, D. Elia, F. Faustini, P. Natoli, M. Pestalozzi, S. Pezzuto, F. Piacentini, G. Polenta, D. Polychroni, E. Schisano, A. Traficante, M. Veneziani, C. Battersby, M. Burton, S. Carey, Y. Fukui, J.Z. Li, S.D. Lord, L. Morgan, F. Motte, F. Schuller, G.S. Stringfellow, J.C. Tan, M. A. Thompson, D. Ward-Thompson, G. White, G. Umana

Deep Chandra observations of TeV binaries II: LS 5039

• Authors: N. Rea (CSIC-IEEC), D. F. Torres (CSIC-IEEC, ICREA), G. A. Caliandro (CSIC-IEEC), D. Hadasch (CSIC-IEEC), M. van der Klis (Amsterdam), P. G. Jonker (SRON), M. Mendez (Groningen), A. Sierpowska-Bartosik (Lodz)

A Dynamical Model of the Local Group

• Authors: P. J. E. Peebles, R. Brent Tully, Edward J. Shaya