H. Rickman

Research interests

Publications

• The pristine interior of comet 67P revealed by the combined Aswan outburst and cliff collapse

  Nature Astronomy · 2017 · 10.1038/s41550-017-0092

• The global meter-level shape model of comet 67P/Churyumov-Gerasimenko

  Astronomy and Astrophysics · 2017 · 10.1051/0004-6361/201731798

• Summer fireworks on comet 67P

  Monthly Notices of the Royal Astronomical Society · 2016 · 10.1093/mnras/stw2409

• The global shape, density and rotation of Comet 67P/Churyumov-Gerasimenko from preperihelion Rosetta/OSIRIS observations

  Icarus · 2016 · https://doi.org/10.1016/j.icarus.2016.05.002

• EVOLUTION OF THE DUST SIZE DISTRIBUTION OF COMET 67P/CHURYUMOV–GERASIMENKO FROM 2.2 au TO PERIHELION

  The Astrophysical Journal · 2016 · 10.3847/0004-637x/821/1/19

• The primordial nucleus of comet 67P/Churyumov-Gerasimenko

  Astronomy and Astrophysics · 2016 · 10.1051/0004-6361/201526968

• The morphological diversity of comet 67P/Churyumov-Gerasimenko

  Science · 2015 · 10.1126/science.aaa0440

• Insolation, erosion, and morphology of comet 67P/Churyumov-Gerasimenko

  Astronomy and Astrophysics · 2015 · 10.1051/0004-6361/201525964

• Shape model, reference system definition, and cartographic mapping standards for comet 67P/Churyumov-Gerasimenko – Stereo-photogrammetric analysis of Rosetta/OSIRIS image data

  Astronomy and Astrophysics · 2015 · 10.1051/0004-6361/201526349

• Large heterogeneities in comet 67P as revealed by active pits from sinkhole collapse

  Nature · 2015 · 10.1038/nature14564

• Regional surface morphology of comet 67P/Churyumov-Gerasimenko from Rosetta/OSIRIS images

  Astronomy and Astrophysics · 2015 · 10.1051/0004-6361/201525723

• Redistribution of particles across the nucleus of comet 67P/Churyumov-Gerasimenko

  Astronomy and Astrophysics · 2015 · 10.1051/0004-6361/201526049

• Origin and Evolution of the Cometary Reservoirs

  Space Science Reviews · 2015 · 10.1007/s11214-015-0223-2

• Two independent and primitive envelopes of the bilobate nucleus of comet 67P

  Nature · 2015 · 10.1038/nature15511

• Spectrophotometric properties of the nucleus of comet 67P/Churyumov-Gerasimenko from the OSIRIS instrument onboard the ROSETTA spacecraft

  Springer Link (Chiba Institute of Technology) · 2015 · 10.1051/0004-6361/201525901/pdf

• Gravitational slopes, geomorphology, and material strengths of the nucleus of comet 67P/Churyumov-Gerasimenko from OSIRIS observations

  Astronomy and Astrophysics · 2015 · 10.1051/0004-6361/201526379

• Dust measurements in the coma of comet 67P/Churyumov-Gerasimenko inbound to the Sun

  Science · 2015 · https://doi.org/10.1126/science.aaa3905

• On the nucleus structure and activity of comet 67P/Churyumov-Gerasimenko

  Science · 2015 · https://doi.org/10.1126/science.aaa1044

• Images of Asteroid 21 Lutetia: A Remnant Planetesimal from the Early Solar System

  Science · 2011 · 10.1126/science.1207325

• OSIRIS – The Scientific Camera System Onboard Rosetta

  Space Science Reviews · 2007 · https://doi.org/10.1007/s11214-006-9128-4

• A large dust/ice ratio in the nucleus of comet 9P/Tempel 1

  Nature · 2005 · 10.1038/nature04236

• Long-term Evolution of the Outgassing of Comet Hale-Bopp From Radio Observations

  Earth Moon and Planets · 1997 · 10.1023/a:1006229818484

• Asteroids comets meteors

  Uppsala universitet eBooks · 1984

• Contemporary Hermeneutics: Hermeneutics as Method, Philosophy and Critique

  British Journal of Sociology · 1982 · 10.2307/589940

• The Positivist Dispute in German Sociology

  British Journal of Sociology · 1976 · https://doi.org/10.2307/590190

Current projects

No projects listed.