Photo by Tamás Mészáros from Pexels Photo by Tamás Mészáros from Pexels

Publications

SpiceyPy: a Pythonic Wrapper for the SPICE Toolkit. Journal of Open Source Software, 2020.
Evidence for ultra-cold traps and surface water ice in the lunar south polar crater Amundsen. Icarus, 2019.
Geophysical CO2 Gas Jet Modeling: Initial Set-Up. LPI Contributions, 2019.
Laboratory investigations of the physical state of CO2 ice in a simulated Martian environment. Icarus, 2019.
Planet Four: Probing springtime winds on Mars by mapping the southern polar CO2 jet deposits. Icarus, 2019.
Seasonal Polar Temperatures on the Moon. Journal of Geophysical Research: Planets, 2019.
Planet Four: Terrains -- Discovery of araneiforms outside of the South Polar layered deposits. Icarus, 2018.
Diviner lunar radiometer gridded brightness temperatures from geodesic binning of modeled fields of view. Icarus, 2017.
Discovery of araneiforms outside of the South Polar Layered Deposits. 2017.
CO2 Jets and Wind Patterns on Mars. 2017.
Science Results from the PlanetFour Citizen Science Project. Lunar and Planetary Science Conference, 2017.
Diffusion-Limited Aggregation Model for Araneiform Pattern Formation. Lunar and Planetary Science Conference, 2017.
The Value of Participating Scientist Programs to NASA's Planetary Science Division. 2017.
Present-day erosion of Martian polar terrain by the seasonal CO2 jets. Icarus, 2017.
Investigation of diurnal variability of water vapor in Enceladus' plume by the Cassini ultraviolet imaging spectrograph: Enceladus' Water Vapor Plume Variability. Geophys. Res. Lett., 2017.
Planet Four: From Imaging to Quantitative Analysis of Seasonal Activity at the Martian South Pole. The Sixth International Conference on Mars Polar Science and Exploration, 2016.
Searching for Structure in the Rings of Saturn. 47th Lunar and Planetary Science Conference, 2016.
Planet Four Terrains: A Citizen Science Project to Study the South Polar Region of Mars. 47th Lunar and Planetary Science Conference, 2016.
LRO Diviner Nonlinear Detector Response Correction. 47th Lunar and Planetary Science Conference, 2016.
Analyis Pipeline and Results from the PlanetFour Citizen Science Project. 47th Lunar and Planetary Science Conference, 2016.
First results of the PlanetFour Citizen Science project. American Astronomical Society, 2015.
The LRO Diviner Foundation Dataset: A Comprehensive Temperature Record of the Moon. 2014.
Seasonal Polar Caps of Mars in Spring: Cold Jet Activity Observed By MRO's HiRISE and CRISM. Eighth International Conference on Mars, 2014.
Investigation of Polar Seasonal Fan Deposits Using Crowdsourcing. Eighth International Conference on Mars, 2014.
Diviner Monitoring of Coldest Lunar Polar Regions. 45th Lunar and Planetary Science Conference, 2014.
Using high-resolution HiRISE digital elevation models to study early activity in polar regions. American Geophysical Union, 2013.
Emissivity and Anisothermality Studies at the Lunar Poles with Diviner's Far Infrared Channels. American Geophysical Union, 2013.
In-flight calibration of the Dawn Framing Camera. Icarus, 2013.
Mars' Seasonal Fans Measured by Citizen Scientists. European Planetary Science Congress 2013, held 8-13 September in London, UK. Online at: https://meetings.copernicus.org/epsc2013 id.EPSC2013-855, 2013.
Observations of the northern seasonal polar cap on Mars III: CRISM/HiRISE observations of spring sublimation. Icarus, 2013.
Observations of the northern seasonal polar cap on Mars II: HiRISE photometric analysis of evolution of northern polar dunes in spring. Icarus, 2013.
The Coldest Place on the Moon. 44th Lunar and Planetary Science Conference, 2013.
Spring Sublimation on Mars: Do Northern and Southern Hemispheres tell us the Same Story?. 2013.
HiRISE Observations of Seasonal Processes on Mars. European Planetary Science Congress 2012, 2012.
Advances in a European Planetary Simulation Wind Tunnel Facility. European Planetary Science Congress 2012, 2012.
Observations and modelling of CO2 jets in the polar regions of Mars. 39th COSPAR Scientific Assembly. Held 14-22 July 2012, 2012.
Polygonal cracks in the seasonal semi-translucent CO 2 ice layer in Martian polar areas : POLYGONAL CRACKS IN THE SEASONAL CO 2 ICE. J. Geophys. Res., 2012.
Photometry and bulk physical properties of Solar System surfaces icy analogs: The Planetary Ice Laboratory at University of Bern. Planet. Space Sci., 2011.
Multi-step model of seasonal activity related to CO2 ice basal sublimation in Martian polar areas. EPSC-DPS Joint Meeting 2011, 2011.
How to Create Translucent CO2 Ice on Mars: Simulations Using the Wind Tunnel of Aarhus Mars Laboratory. Fifth International Conference on Mars Polar Science and Exploration, 2011.
Automatic Dark Spot Identification at the Martian South Pole. 2011.
Evolution of south seasonal cap during Martian spring: Insights from high-resolution observations by HiRISE and CRISM on Mars Reconnaissance Orbiter. J. Geophys. Res., 2011.
Martian South Polar Terrains in Spring: II. Modelling of Relevant Physical Processes. 2011.
Martian South Polar Terrains in Spring: I. Multi-Instrumental Observations. 2011.
Semi-Automatic Measures of Activity in the Inca City Region of Mars Using Morphological Image Analysis. Lunar and Planetary Science Conference, 2010.
Cracks in Seasonal Semi-Translucent Ice Layer in Martian Polar Areas. 2010.
Towards a general scenario for spring sublimation of volatiles in the South Polar Regions of Mars: insights from MRO high-resolution observations by HiRISE and CRISM. 38th COSPAR Scientific Assembly, 2010.
Northern polar dunes: a spring activity analog to that seen in southern polar terrains. 38th COSPAR Scientific Assembly, 2010.
Discovery of the binary pulsar PSR B1259-63 in very-high-energy gamma rays around periastron with HESS. A&A, 2005.
Serendipitous discovery of the unidentified extended TeV $γ$-ray source HESS J1303-631. A&A, 2005.
Upper limits to the SN1006 multi-TeV gamma-ray flux from HESS observations. A&A, 2005.
Observations of Mkn 421 in 2004 with HESS at large zenith angles. A&A, 2005.
Discovery of very high energy gamma rays associated with an x-ray binary. Science, 2005.
Discovery of extended VHE gamma-ray emission from the asymmetric pulsar wind nebula in MSH 15-52 with HESS. A&A, 2005.
Very high energy gamma rays from the composite SNR G 0.9+0.1. A&A, 2005.
Search for TeV emission from the region around PSR B1706-44 with the HESS experiment. A&A, 2005.
H.E.S.S. observations of PKS 2155-304. A&A, 2005.
Atmospheric sensing for the H.E.S.S. array. AIP, 2005.
$γ$-Ray Generation in Microquasars: the link with AGN. AIP, 2005.
Discovery of VHE gamma rays from PKS 2005--489. Astron. Astrophys. Suppl. Ser., 2005.
High-energy particle acceleration in the shell of a supernova remnant. Nature, 2004.
Calibration of cameras of the H.E.S.S. detector. Astropart. Phys., 2004.
Very high energy gamma rays from the direction of Sagittarius A*. A&A, 2004.
Implications of LIDAR Observations at the H.E.S.S. Site in Namibia for Energy Calibration of the Atmospheric Cherenkov Telescopes. 2003.
Atmospheric Monitoring for the H.E.S.S. Project. 2003.
Aluminium Mirrors: An Alternative for Ground Based Cherenkov Telescopes. 2003.
A Novel Alternative to UV-Lasers Used in Flat-Fielding VHE g-Ray Telescopes. 2003.
Very high energy gamma-rays from Centaurus X-3: Indications and implications. A&A, 2002.
The importance of atmospheric monitoring in Cherenkov experiments. Bull. Astron. Soc. India, 2002.
Timing analysis of VHE gamma-rays from Cen X-3. 2001.
Possible implications of VHE gamma-radiation from the X-ray binary Centaurus X-3. 2001.
Observations of PKS 2155-304 by the University of Durham Mark 6 Telescope: An Update. 2001.
Flat-fielding of the Photomultiplier Camera of the Phase I HESS Cherenkov Telescopes. 2001.
Energy Spectra of TeV Sources Measured with the Durham Mark 6 Telescope. 2001.
Correcting the Pointing of the Durham Mark 6 Cherenkov Telescope. 2001.
Correcting High Resolution Imaging for the Effects of the Geomagnetic Field. 2001.
Atmospheric Sensing for Ground-Based Gamma-Ray Telescopes. 2001.
On the optimum spacing of stereoscopic imaging atmospheric Cherenkov telescopes. Astropart. Phys., 2000.