... The First Measurement of Spectral Lines in a Short-Period Star Bound to the Galaxy's Central Black Hole: A Paradox of Youth ... Геометрическое определение расстояния до центра Галактики (A Geometric Determination of the Distance to the Galactic Center ...
... Detection of the Canis Major galaxy in the background of galactic open clusters) . ... 4204 на XMM-Newton (A Cluster of Galaxies hiding behind M31: XMM-Newton observations ...
... is to be sent to the Distribution Centers by December 15; the Distribution Centers are to incorporate the updated File during ... Center, chosen by the Maintenance Committee, which will, in turn, distribute the two files to a number of secondary ...