389 citations
- Carnegie ObservatoriesUS17 papers
- Geophysical LaboratoryUS9 papers
- University of California, BerkeleyUS7 papers
- California Institute of TechnologyUS5 papers
- Center for Astrophysics Harvard & SmithsonianUS3 papers
- Goddard Space Flight CenterUS3 papers
- Leiden UniversityNL3 papers
- Princeton UniversityUS3 papers
- Stockholm UniversitySE3 papers
- The University of Texas at AustinUS3 papers
- University of California, IrvineUS3 papers
- Bhabha Atomic Research CentreIN2 papers
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astro-ph.HE2009★ 162 cited
Variable Sodium Absorption in a Low-Extinction Type Ia Supernova
Joshua D. Simon, Avishay Gal-Yam, Orly Gnat +18
Recent observations have revealed that some Type Ia supernovae exhibit narrow, time-variable Na I D absorption features. The origin of the absorbing material is controversial, but…
astro-ph.HE2009★ 154 cited
An Intermediate Luminosity Transient in NGC300: The Eruption of a Dust-Enshrouded Massive Star
E. Berger, A. M. Soderberg, R. A. Chevalier +10
[abridged] We present multi-epoch high-resolution optical spectroscopy, UV/radio/X-ray imaging, and archival Hubble and Spitzer observations of an intermediate luminosity optical t…