Aims: The appearance of two recent supernovae, SN 2011dh and 2005cs, both in M 51, provides an opportunity to derive an improved distance to their host galaxy...
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PublicaciónImproved distance determination to M 51 from supernovae 2011dh and 2005cs
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PublicaciónImproved Hubble Space Telescope proper motions for Tycho-G and other stars in the remnant of Tycho's Supernova 1572
With archival and new Hubble Space Telescope observations, we have refined the space-velocity measurements of the stars in the central region of the remnant of...
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PublicaciónIncompressibility of hot nuclear matter, general relativistic stellar collapse and shock propagation
Research was carried out on the effect of considering two extreme kinds of Skyrme-type nuclear interactions on the outcome of stellar core collapsing models...
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CharlaInteracting Binary Stars and Stellar Populations
Spectroscopic analysis of stellar populations is widely used to understand the history of many systems including globular clusters, nuclear star clusters, dwarf...
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PublicaciónInterstellar and intergalactic gas in the direction of SN 1993J in M81
During the first few nights following its discovery, we observed the interstellar Ca II and Na I lines towards supernova 1993J at high spectral resolution (full...
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PublicaciónLEGUS Discovery of a Light Echo Around Supernova 2012aw
We have discovered a luminous light echo around the normal Type II-Plateau Supernova (SN) 2012aw in Messier 95 (M95; NGC 3351), detected in images obtained...
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PublicaciónLiverpool telescope 2: a new robotic facility for rapid transient follow-up
The Liverpool Telescope is one of the world's premier facilities for time domain astronomy. The time domain landscape is set to radically change in the coming...
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CharlaMassive Runaway and Walkaway Stars: Space Astrometry from Gaia and Hubble
The existence of apparently isolated massive stars has been recognized for some time, and various explanations have been proposed to explain these ranging from...
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PublicaciónMassive stars exploding in a He-rich circumstellar medium - IX. SN 2014av, and characterization of Type Ibn SNe
We present spectroscopic and photometric data of the Type Ibn supernova (SN) 2014av, discovered by the Xingming Observatory Sky Survey. Stringent pre-discovery...