| The expansion asymmetry and age of the Cassiopeia A supernova remnant RA Fesen, MC Hammell, J Morse, RA Chevalier, KJ Borkowski, ... The Astrophysical Journal 645 (1), 283, 2006 | 352 | 2006 |
| Three-dimensional Fabry-Perot imaging spectroscopy of the Crab nebula, Cassiopeia A, and Nova GK Persei SS Lawrence, GM MacAlpine, A Uomoto, BE Woodgate, LW Brown, ... The Astronomical Journal 109, 2635, 1995 | 142 | 1995 |
| X-ray illumination of the ejecta of supernova 1987A J Larsson, C Fransson, G Östlin, P Gröningsson, A Jerkstrand, C Kozma, ... Nature 474 (7352), 484-486, 2011 | 99 | 2011 |
| The three-dimensional circumstellar environment of SN 1987A BEK Sugerman, APS Crotts, WE Kunkel, SR Heathcote, SS Lawrence The Astrophysical Journal Supplement Series 159 (1), 60, 2005 | 89 | 2005 |
| Hubble space telescope WFPC2 imaging of Cassiopeia A RA Fesen, JA Morse, RA Chevalier, KJ Borkowski, CL Gerardy, ... The Astronomical Journal 122 (5), 2644, 2001 | 88 | 2001 |
| Hubble space telescope observations of high-velocity Lyα and Hα emission from supernova remnant 1987A: the structure and development of the reverse shock E Michael, R McCray, R Chevalier, AV Filippenko, P Lundqvist, P Challis, ... The Astrophysical Journal 593 (2), 809, 2003 | 81 | 2003 |
| Discovery of outlying high-velocity oxygen-rich ejecta in Cassiopeia A RA Fesen, MC Hammell, J Morse, RA Chevalier, KJ Borkowski, ... The Astrophysical Journal 636 (2), 859, 2006 | 73 | 2006 |
| The destruction of the circumstellar ring of SN 1987A C Fransson, J Larsson, K Migotto, D Pesce, P Challis, RA Chevalier, ... The Astrophysical Journal Letters 806 (1), L19, 2015 | 71 | 2015 |
| Location of the optical reverse shock in the Cassiopeia A supernova remnant JA Morse, RA Fesen, RA Chevalier, KJ Borkowski, CL Gerardy, ... The Astrophysical Journal 614 (2), 727, 2004 | 70 | 2004 |
| On the emergence and discovery of hot spots in SNR 1987A SS Lawrence, BE Sugerman, P Bouchet, APS Crotts, R Uglesich, ... The Astrophysical Journal Letters 537 (2), L123, 2000 | 67 | 2000 |
| Evolution and geometry of hot spots in supernova remnant 1987a BEK Sugerman, SS Lawrence, APS Crotts, P Bouchet, SR Heathcote The Astrophysical Journal 572 (1), 209, 2002 | 64 | 2002 |
| Three-dimensional distribution of ejecta in supernova 1987A at 10,000 days J Larsson, C Fransson, J Spyromilio, B Leibundgut, P Challis, ... The Astrophysical Journal 833 (2), 147, 2016 | 61 | 2016 |
| A new view of the circumstellar environment of SN 1987A BEK Sugerman, APS Crotts, WE Kunkel, SR Heathcote, SS Lawrence The Astrophysical Journal 627 (2), 888, 2005 | 54 | 2005 |
| The recurrent nova T Pyx: Distance and remnant geometry from light echoes JL Sokoloski, APS Crotts, S Lawrence, H Uthas The Astrophysical Journal Letters 770 (2), L33, 2013 | 47 | 2013 |
| Evolution of the reverse shock emission from SNR 1987A K Heng, R McCray, SA Zhekov, PM Challis, RA Chevalier, APS Crotts, ... The Astrophysical Journal 644 (2), 959, 2006 | 47 | 2006 |
| HST-COS observations of hydrogen, helium, carbon, and nitrogen emission from the SN 1987A reverse shock K France, R McCray, SV Penton, RP Kirshner, P Challis, JM Laming, ... The Astrophysical Journal 743 (2), 186, 2011 | 44 | 2011 |
| Observing supernova 1987A with the refurbished Hubble Space Telescope K France, R McCray, K Heng, RP Kirshner, P Challis, P Bouchet, A Crotts, ... Science 329 (5999), 1624-1627, 2010 | 37 | 2010 |
| The matter beyond the ring: the recent evolution of SN 1987A observed by the Hubble Space Telescope J Larsson, C Fransson, D Alp, P Challis, RA Chevalier, K France, ... The Astrophysical Journal 886 (2), 147, 2019 | 30 | 2019 |
| Nitrogen-rich and Sulfur-rich Gas in the Crab Nebula GM MacAlpine, SS Lawrence, RL Sears, MS Sosin, RBC Henry The Astrophysical Journal 463, 650, 1996 | 29 | 1996 |
| MAPPING high-velocity Hα and Lyα emission from supernova 1987A K France, R McCray, C Fransson, J Larsson, KA Frank, DN Burrows, ... The Astrophysical Journal Letters 801 (1), L16, 2015 | 21 | 2015 |
Roger ChevalierProfessor of Astronomy, University of VirginiaVerified email at virginia.edu