3.5k citations · 5.3k across the 29 of their papers we have counts for
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astro-ph2003★ 17 cited
Massive star clusters in ongoing galaxy interactions -- clues to cluster formation
William C. Keel, Kirk D. Borne
We present HST WFPC2 observations, supplemented by ground-based H-alpha data, of the star-cluster populations in two pairs of interacting galaxies, selected for being in very diffe…
astro-ph2003★ 77 cited
Chandra Observations of Extended X-ray Emission in Arp 220
J. C. McDowell, D. L. Clements, S. A. Lamb +7
We resolve the extended X-ray emission from the prototypical ultraluminous infrared galaxy Arp 220. Extended, faint edge-brightened, soft X-ray lobes outside the optical galaxy are…