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astro-ph1998
High energy phenomena in the Cartwheel's ring
Anna Wolter, Ginevra Trinchieri, Angela Iovino
We present the first X-ray detection of the Cartwheel's ring. The impact that created the characteristic optical structure is responsible also for an enhanced level of star formati…
astro-ph1998
NGC 3079: X-ray emission from the nuclear super-bubble and halo
W. Pietsch, G. Trinchieri, A. Vogler
We report the results of the spatial and spectral analysis of the ROSAT HRI and PSPC observations of the edge-on spiral galaxy NGC 3079. We detected several sources in the field of…