| Endogenous production, exogenous delivery and impact-shock synthesis of organic molecules: an inventory for the origins of life C Chyba, C Sagan Nature 355 (6356), 125-132, 1992 | 1537 | 1992 |
| Cometary delivery of organic molecules to the early Earth CF Chyba, PJ Thomas, L Brookshaw, C Sagan Science 249 (4967), 366-373, 1990 | 739 | 1990 |
| Voyager 2 at Neptune: Imaging science results BA Smith, LA Soderblom, D Banfield, C Barnet, AT Basilevsky, RF Beebe, ... Science 246 (4936), 1422-1449, 1989 | 639 | 1989 |
| The 1908 Tunguska explosion: atmospheric disruption of a stony asteroid CF Chyba, PJ Thomas, KJ Zahnle Nature 361 (6407), 40-44, 1993 | 630 | 1993 |
| Defining ‘life’ CE Cleland, CF Chyba Origins of Life and Evolution of the Biosphere 32, 387-393, 2002 | 477 | 2002 |
| The early faint sun paradox: Organic shielding of ultraviolet-labile greenhouse gases C Sagan, C Chyba Science 276 (5316), 1217-1221, 1997 | 458 | 1997 |
| Proliferation rings: New challenges to the nuclear nonproliferation regime C Braun, CF Chyba International Security 29 (2), 5-49, 2004 | 305 | 2004 |
| Possible ecosystems and the search for life on Europa CF Chyba, CB Phillips Proceedings of the National Academy of Sciences 98 (3), 801-804, 2001 | 304 | 2001 |
| Impact delivery and erosion of planetary oceans in the early inner solar system CF Chyba Nature 343 (6254), 129-133, 1990 | 301 | 1990 |
| Energy for microbial life on Europa CF Chyba Nature 403 (6768), 381-382, 2000 | 269 | 2000 |
| Energy, chemical disequilibrium, and geological constraints on Europa KP Hand, RW Carlson, CF Chyba Astrobiology 7 (6), 1006-1022, 2007 | 237 | 2007 |
| Astrobiology: the study of the living universe CF Chyba, KP Hand Annu. Rev. Astron. Astrophys. 43, 31-74, 2005 | 215 | 2005 |
| Amino acid survival in large cometary impacts E Pierazzo, CF Chyba Meteoritics & Planetary Science 34 (6), 909-918, 1999 | 208 | 1999 |
| Europa as an abode of life CF Chyba, CB Phillips Origins of Life and Evolution of the Biosphere 32, 47-67, 2002 | 187 | 2002 |
| The cometary contribution to the oceans of primitive Earth CF Chyba Nature 330 (6149), 632-635, 1987 | 180 | 1987 |
| Empirical constraints on the salinity of the europan ocean and implications for a thin ice shell KP Hand, CF Chyba Icarus 189 (2), 424-438, 2007 | 176 | 2007 |
| The origin of life in the solar system: current issues CF Chyba, GD McDonald Annual Review of Earth and Planetary Sciences 23 (1), 215-249, 1995 | 164 | 1995 |
| Terrestrial mantle siderophiles and the lunar impact record CF Chyba Icarus 92 (2), 217-233, 1991 | 145 | 1991 |
| Comets and the Origin and Evolution of Life PJ Thomas, RD Hicks, CF Chyba, CP McKay Springer Science & Business Media, 2006 | 139 | 2006 |
| Production and optical constants of ice tholin from charged particle irradiation of (1: 6) C2H6/H2O at 77 K BN Khare, WR Thompson, L Cheng, C Chyba, C Sagan, ET Arakawa, ... Icarus 103 (2), 290-300, 1993 | 139 | 1993 |
