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astro-ph2003
The Galaxy's Eating Habits
M. E. Putman, C. Thom, B. K. Gibson +1
The possibility of a gaseous halo stream which was stripped from the Sagittarius dwarf galaxy is presented. The total mass of the neutral hydrogen along the orbit of the Sgr dwarf…
astro-ph2003
Discovery of Intergalactic HII Regions
E. V. Ryan-Weber, M. E. Putman, K. C. Freeman +2
We have discovered a number of very small isolated HII regions 20-30 kpc from their nearest galaxy. The HII regions appear as tiny emission line dots (ELdots) in narrow band images…