The XMM-Newton survey of the Small Magellanic Cloud: discovery of the 11.866 s Be/X-ray binary pulsar XMMU?J004814.0-732204(SXP11.87)

Authors: R. Sturm, F. Haberl, M. J. Coe, E. S. Bartlett, D. A. H. Buckley, R. H. D. Corbet, M. Ehle, M. D. Filipovi?, D. Hatzidimitriou, S. Mereghetti, N. La Palombara, W. Pietsch, A. Tiengo, L. J. Townsend and A. Udalski.<br />Astronomy & Astrophysics Vol. 527 , page A131<br />Published online: 10/02/2011<br />
Keywords:
galaxies: individual: Small Magellanic Cloud ; galaxies: stellar content ; stars: emission-line, Be ; stars: neutron ; X-rays: binaries.

The X-ray luminous galaxy cluster XMMU?J1007.4+1237 at z = 1.56???

Authors: R. Fassbender, A. Nastasi, H. Böhringer, R. Šuhada, J. S. Santos, P. Rosati, D. Pierini, M. Mühlegger, H. Quintana, A. D. Schwope, G. Lamer, A. de Hoon, J. Kohnert, G. W. Pratt and J. J. Mohr.<br />Astronomy & Astrophysics Vol. 527 , page L10<br />Published online: 08/02/2011<br />
Keywords:
galaxies: clusters: individual: XMMU J1007.4+1237 ; X-rays: galaxies: clusters ; Galaxy: evolution.

Two planets orbiting the recently formed post-common envelope binary NN Serpentis*

Authors: K. Beuermann, F. V. Hessman, S. Dreizler, T. R. Marsh, S. G. Parsons, D. E. Winget, G. F. Miller, M. R. Schreiber, W. Kley, V. S. Dhillon, S. P. Littlefair, C. M. Copperwheat and J. J. Hermes.<br />Astronomy and Astrophysics Vol. 521 , page L60<br />Published online: 21/10/2010<br />
Keywords:
binaries: eclipsing ; planetary systems ; stars: individual: NN Ser ; novae ; cataclysmic variables ; planets and satellites: formation ; stars: evolution.

Chemical evolution of the Galactic bulge as traced by microlensed dwarf and subgiant stars*

Authors: T. Bensby, M. Asplund, J. A. Johnson, S. Feltzing, J. Meléndez, S. Dong, A. Gould, C. Han, D. Adén, S. Lucatello and A. Gal-Yam.<br />Astronomy and Astrophysics Vol. 521 , page L57<br />Published online: 19/10/2010<br />
Keywords:
gravitational lensing: micro ; Galaxy: bulge ; Galaxy: formation ; Galaxy: evolution ; stars: abundances.