| Thermodynamic constraints on hydrogen generation during serpentinization of ultramafic rocks | Geochimica Et Cosmochimica Acta | 2009 | 336 |
| Distribution of mid-latitude ground ice on Mars from new impact craters | Science | 2009 | 241 |
| Energetic electron response to ULF waves induced by interplanetary shocks in the outer radiation belt | Journal of Geophysical Research | 2009 | 228 |
| Iron partitioning and hydrogen generation during serpentinization of abyssal peridotites from 15°N on the Mid-Atlantic Ridge | Geochimica Et Cosmochimica Acta | 2009 | 224 |
| MESSENGER observations of magnetic reconnection in Mercury's magnetosphere | Science | 2009 | 206 |
| Kinetic structure of the sharp injection/dipolarization front in the flow-braking region | Geophysical Research Letters | 2009 | 202 |
| Trends in solar spectral irradiance variability in the visible and infrared | Geophysical Research Letters | 2009 | 177 |
| The Aeronomy of Ice in the Mesosphere (AIM) mission: Overview and early science results | Journal of Atmospheric and Solar-Terrestrial Physics | 2009 | 151 |
| Solar Irradiance Reference Spectra (SIRS) for the 2008 Whole Heliosphere Interval (WHI) | Geophysical Research Letters | 2009 | 144 |
| SEMIEMPIRICAL MODELS OF THE SOLAR ATMOSPHERE. III. SET OF NON-LTE MODELS FOR FAR-ULTRAVIOLET/EXTREME-ULTRAVIOLET IRRADIANCE COMPUTATION | Astrophysical Journal | 2009 | 137 |
| Ground ice at the Phoenix Landing Site: Stability state and origin | Journal of Geophysical Research | 2009 | 133 |
| NOx descent in the Arctic middle atmosphere in early 2009 | Geophysical Research Letters | 2009 | 130 |
| Biogenic iron oxyhydroxide formation at mid-ocean ridge hydrothermal vents: Juan de Fuca Ridge | Geochimica Et Cosmochimica Acta | 2009 | 128 |
| Relativistic electron loss timescales in the slot region | Journal of Geophysical Research | 2009 | 118 |
| Geomagnetic activity and polar surface air temperature variability | Journal of Geophysical Research | 2009 | 117 |
| Kelvin-Helmholtz waves at the Earth's magnetopause: Multiscale development and associated reconnection | Journal of Geophysical Research | 2009 | 107 |
| Solar Surface Magnetism and Irradiance on Time Scales from Days to the 11-Year Cycle | Space Science Reviews | 2009 | 106 |
| Bulk properties of the slow and fast solar wind and interplanetary coronal mass ejections measured by Ulysses: Three polar orbits of observations | Journal of Geophysical Research | 2009 | 100 |
| Long-term middle atmospheric influence of very large solar proton events | Journal of Geophysical Research | 2009 | 87 |
| Modeling stresses on satellites due to nonsynchronous rotation and orbital eccentricity using gravitational potential theory | Icarus | 2009 | 80 |
| New features of electron phase space holes observed by the THEMIS mission | Physical Review Letters | 2009 | 79 |
| Role of the Russell–McPherron effect in the acceleration of relativistic electrons | Journal of Atmospheric and Solar-Terrestrial Physics | 2009 | 78 |
| Observations of double layers in earth's plasma sheet | Physical Review Letters | 2009 | 77 |
| Ancient melting of mid-latitude snowpacks on Mars as a water source for gullies | Icarus | 2009 | 75 |
| Multispectral images of Mercury from the first MESSENGER flyby: Analysis of global and regional color trends | Earth and Planetary Science Letters | 2009 | 75 |
