Cometary Science Newsletter Issue Archive

  • July 2020, Issue 64
    Postdoc position: scientific data analysis on a MIDAS/Rosetta project • Editorial Team and SOC Announced for New Comets III Volume • Outburst and Splitting of Interstellar Comet 2I/Borisov • Hubble Space Telescope Search for Activity in High-perihelion Objects • Activity of (6478) Gault during January 13 – March 28, 2019 • Absolute magnitude of small cosmic dust particles • On the small contribution of supermicron dust particles to light scattering by comets • Revisiting the particle-size constraint of the 10-μm silicate feature • Polarization of disintegrating Comet C/2019 Y4 (ATLAS)
  • June 2020, Issue 63
    Ionic emissions in comet C/2016 R2 (Pan-STARRS) • Recurrent Cometary Activity in Near-Earth Object (3552) Don Quixote • Systematic Characterization of and Search for Activity in Potentially Active Asteroids • Small Bodies of the Solar System Active at Large Heliocentric Distances: Studies with the 6-Meter Telescope of SAO RAS • Coma Anisotropy and the Rotation Pole of Interstellar Comet 2I/Borisov
  • May 2020, Issue 62
    PSJ Focus Issue for the A'Hearn Symposium • Unusually High CO Abundance of the First Active Interstellar Comet • The carbon monoxide-rich interstellar comet 2I/Borisov • Water Production Rates and Activity of Interstellar Comet 2I/Borisov
  • April 2020, Issue 61
    Potential Themis Family Asteroid Contribution to the Jupiter-Family Comet Population • CO Gas and Dust Outbursts from Centaur 29P/Schwassmann–Wachmann
  • March 2020, Issue 60
    Potential Backup Targets for Comet Interceptor • Conference: Comet-like Activity of Small Bodies in the Solar System
  • February 2020, Issue 59
    Post-doc position in asteroid/comet science • Comet 2I/Borisov Observing Campaign • The 13th Meeting on Cosmic Dust • Spitzer Space Telescope observations of bilobate comet 8P/Tuttle • Detection of a Water Tracer in Interstellar Comet 2I/Borisov • The Hypervolatiles CO, CH4, and C2H6 in the Jupiter-family Comet 21P/Giacobini-Zinner • Post-perihelion volatile production and release from Jupiter-family comet 45P/Honda-Mrkos-Pajdušáková • Phosphorus-bearing molecules: the interstellar thread between star-forming regions and comets • A close look at COSIMA/Rosetta’s data on dust in comet 67P/ Churyumov-Gerasimenko
  • January 2020, Issue 58
    New Insights into Interstellar Object 1I/2017 U1 (ʻOumuamua) from SOHO/STEREO Nondetections • The Nucleus of Interstellar Comet 2I/Borisov • Pre-discovery Activity of New Interstellar Comet 2I/Borisov Beyond 5 AU
  • December 2019, Issue 57
    Analysis of HST WFPC2 Observations of Centaur 29P/Schwassmann-Wachmann 1 while in Outburst to Place Constraints on the Nucleus's Rotation State • Comet 240P/NEAT is Stirring • Diagnostics of Collisions between Electrons and Water Molecules in Near-ultraviolet and Visible Wavelengths • First Results from TESS Observations of Comet 46P/Wirtanen • Initial Characterization of Interstellar Comet 2I/Borisov
  • November 2019, Issue 56
    29P/Schwassmann-Wachmann 1, A Centaur in the Gateway to the Jupiter-family Comets • The contribution of Centaur-emitted dust to the interplanetary dust distribution • Comet 66P/du Toit: Not a near-Earth main belt comet • Extremely low linear polarization of comet C/2018 V1 (Machholz–Fujikawa–Iwamoto) • Imaging Polarimetry and Photometry of Comet 21P/Giacobini-Zinner
  • October 2019, Issue 55
    Conference: Astrochemical Complexity in Planetary systems • Comet Note: Microphysics of Dust in the Interstellar Comet C/2019 Q4 (Borisov) • Disintegrating In-Bound Long-Period Comet C/2019 J2 • Cometary Compositions Compared with Protoplanetary Disk Midplane Chemical Evolution
  • September 2019, Issue 54
    Faculty and postdoctoral positions at NISER, India • LSST Town Hall/Workshop at the EPSC-DPS Meeting • Outbursts at comets 46P/Wirtanen, 64P/Swift-Gerhels, and 78P/Gehrels 2
  • August 2019, Issue 53
    Rosetta SWT Workshop • The natural history of ‘Oumuamua • The Peculiar Volatile Composition of CO-Dominated Comet C/2016 R2 (PanSTARRS) • sbpy: A Python module for small-body planetary astronomy
  • July 2019, Issue 52
    ESA Research Fellowships in Space Science • ESA Selects Comet Interceptor • Postdoctoral Research Associate in Planetary Sciences • Update: New Cometary Insights from the Close Approach of 46P/Wirtanen: A Symposium in Celebration of Mike A'Hearn • PhD Dissertation: Optical Spectroscopic Studies of Minor Bodies of the Solar System • Time and Phase Resolved Optical Spectra of Potentially Hazardous Asteroid 2014 JO25
  • June 2019, Issue 51
    Properties of the Bare Nucleus of Comet 96P/Machholz 1 • Announcement of an archive splinter session on Rosetta data at AOGS • New Cometary Insights from the Close Approach of 46P/Wirtanen: A Symposium in Celebration of Mike A'Hearn
  • May 2019, Issue 50
    Post-doctoral fellowship in studies of minor planets at QUB • Final Rosetta science working team meeting and workshop • LSST Solar System readiness sprint • C/2010 U3 (Boattini): A Bizarre Comet Active at Record Heliocentric Distance • Morphology as a tracer of tensile strength and application to dust collection by the Rosetta spacecraft • Stellar Occultation by Comet 67P/Churyumov-Gerasimenko Observed with Rosetta's Alice Far-ultraviolet Spectrograph
  • April 2019, Issue 49
    New Cometary Insights from the Close Approach of 46P/Wirtanen: A Symposium in Celebration of Mike A'Hearn • A Software Roadmap for Solar System Science with the Large Synoptic Survey Telescope
  • March 2019, Issue 48
    Comet Interceptor mission proposal: Call for support • 174P/Echeclus and Its Blue Coma Observed Post-outburst • Charge-Exchange Emission from Hydrogen-Like Carbon Ions Colliding With Water Molecules • Organic Molecules in the Icy Bodies of Planetary Systems • Photoluminescence and Cathodoluminescence of the Solid Cometary Substance
  • February 2019, Issue 47
    Simulating cometary spectra with the Planetary Spectrum Generator • Europlanet cometary plasma science workshop • The discus comet: C/2014 B1 (Schwartz) • Spectroscopy of comets using the ISIS spectrograph on the WHT • The HCN/H13CN ratio in C/2012 S1 (ISON) • Gas jet morphology and rotation period of comet 41P/Tuttle-Giacobini-Kresak
  • January 2019, Issue 46
    Centaur Exploration Workshop • ABSCICON 2019 Session: Have Comet, Will Travel! • Monitoring the activity and composition of comets 41P/Tuttle-Giacobini-Kresak and 45P/Honda-Mrkos-Pajdusakova • Reactive collision of electrons with CO+ in cometary coma • Active asteroid P/2017 S5 (ATLAS)
  • December 2018, Issue 45
    Models of Rosetta/OSIRIS 67P dust coma phase function • Analysis of striae in Comet C/2006 P1 (McNaught) through temporal mapping • Comet C/2013 V5 (Oukaimeden) heterogenous coma and depleted in organic volatiles • Primary volatiles in comet 2P/Encke over two apparitions and implications • Photometric study of comet C/2014 S2 (PanSTARRS) • Distant comet C/2017 K2 (PanSTARRS) and surface cohesion
  • November 2018, Issue 44
    PhD position in Cometary Science in Goettingen
  • October 2018, Issue 43
    Postdoctoral position in cometary science/astrochemistry • Postdoctoral position in cometary atmospheres • The extraordinary composition of the blue comet C/2016 R2 (PanSTARRS)
  • September 2018, Issue 42
    LSST Solar System Workshop at DPS • Two hyperbolic baldhead comets • Reliability of the cometary nucleus-extraction technique • Coma morphology, modeling, and production rates for C/2007 N3 (Lulin)
  • August 2018, Issue 41
    Rosetta-centered special issue of A&A • Symposium in celebration of Mike A'Hearn • Further investigation of changes in cometary rotation • Icy grains from the nucleus of comet C/2013 US10 • Solar system science with WFIRST
  • July 2018, Issue 40
    Comets 46P/Wirtanen and 21P/Giacobini-Zinner • Dust modeling and dynamical study of 41P/Tuttle-Giacobini-Kresak • Optical characteristics of dust at comet C/2012 S1 (ISON) • UV observations of a CME impact at comet 67P/Churyumov-Gerasimenko • Implications of small spin changes measured for large Jupiter-family comet nuclei
  • June 2018, Issue 39
    Comet 46P/Wirtanen • Sublimative torques and mass wasting events of Jupiter-family comets • Reactivation and the nucleus of main-belt comet 358P/PANSTARRS (2012 T1) • C/2016 R2 (PANSTARRS): Rich in CO, depleted in HCN.
  • May 2018, Issue 38
    LSST Solar System Science Collaboration • Extended deadline for Physics of Comets After the Rosetta Mission • The excited spin state of 1I/2017 U1 ‘Oumuamua • Far-UV spectroscopy of recent comets with COS • Hyperactivity and dust composition of comet 103P/Hartley 2 • C/2011 W3 (Lovejoy) at 2 to 10 solar radii • Optical spectroscopy of comet 29P/Schwassmann-Wachmann 1
  • April 2018, Issue 36
    LSST Solar System Science Roadmap • Postdoctoral position on MBCs at MPS • Conference announcement: Physics of comets after the Rosetta mission • Comet Wirtanen campaign • Orbital alignment of MBCs • Evolution of cometary dust to the orbit of the Earth • Water production in comet ISON • Nucleus of asteroidal comet C/2002 CE10 • Strong CO+ and N2+ at comet C/2016 R2 • Isotopic ratios in outbursting comet C/2015 ER61
  • March 2018, Issue 37
    Triggering main belt comet activity through impacts • Finding comet Lexell
  • February 2018, Issue 35
    Observations of planetary objects with non-planetary spacecraft at COSPAR • Rosetta workshop in Rhodes • Call for observations of C/2016 R2 • JWST observations of 88P/Howell and 313P/Gibbs • Science of sungrazers, sunskirters, and other near-sun comets • Rapid decrease in the rotation rate of comet 41P/Tuttle-Giacobini-Kresák.
  • January 2018, Issue 34
    First announcement of Rosetta Science Workshop in Rhodes • FUV Spectral Signatures of Molecules and the Evolution of the Gaseous Coma of Comet 67P/Churyumov-Gerasimenko • Hyper-volatiles in a Jupiter-family comet: 45P/Honda-Mrkos-Pajdusáková • On the rotation period and shape of the hyperbolic asteroid 1I/‘Oumuamua (2017) U1
  • December 2017, Issue 33
    Molecular abundances in comet C/2014 Q2 (Lovejoy) with APEX • Prediscovery observations and orbit of comet C/2017 K2 (PANSTARRS)
  • November 2017, Issue 32
    Main Belt Comets and Ice in the Solar System • Water Production of Nine Long-Period Comets From SOHO/SWAN • Evidence of Sub-surface Energy Storage in Comet 67P From the Outburst of 3 July 2016
  • October 2017, Issue 31
    Solar System science with WFIRST • Post-doc and PhD positions at MPS • Water during planetary formation and evolution conference • BVRI colors of active comets • Stellar occultations by Hale-Bopp • Rotation of comet 49P • Gemini and Lowell observations of 67P • Reflectance of comet dust • Castalia mission to 133P • Polarimetric mapping of comet 67P • Light scattering by hierarchical aggregates • Activity in comet C/2017 K2
  • September 2017, Issue 30
    The Solar System in an Exoplanetary Context • Ground-based Monitoring of Comet 67P/Churyumov-Gerasimenko Gas Activity Throughout the Rosetta Mission • Unusual Apparition of Comet 252P/2000 G1 (LINEAR) and Comparison with Comet P/2016 BA14 (PanSTARRS)
  • August 2017, Issue 29
    Rotation of cometary nuclei • Star-grazing comets around white dwarfs • NEOWISE cometary survey debiasing • Origin and evolution of short-period comets
  • July 2017, Issue 28
    LSST Solar System Science Collaboration • Low-velocity impacts with cometary dust analogs • Software for infrared fluorescence in cometary atmospheres • Limits on gas at MBC P/2012 T1 • Color variations of comet C/2013 UQ4
  • June 2017, Issue 27
    SBAG steering committee • Reactivated comets • Comet Tempel 1 outbursts • Tensile strength of cometary materials • Rosetta mission orbiter science overview
  • May 2017, Issue 26
    Small bodies planetary astronomy Python package • JCMT observations of 252P/LINEAR • Seasonal changes in the coma of 67P/Churyumov-Gerasimenko • Physical and dynamical properties of comet 249P/LINEAR • Destruction of an Oort cloud in a rich stellar cluster
  • April 2017, Issue 25
    Outburst monitoring of 41P/Tuttle-Giacobini-Kresak • Relativistic precession and Lidov-Kozai oscillations
  • March 2017, Issue 24
    Comet Wirtanen campaign • Planet Formation and Evolution 2017 • 323P/SOHO • Split active asteroid P/2016 J1 • Origins of HNC through ALMA mapping of comet ISON • ALMA studies of inner-coma thermal physics at C/2012 K1 • Ly-α imaging of comet 67P with PROCYON/LAICA • Chemical composition of an extrasolar Kuiper-belt object
  • February 2017, Issue 23
    Non-Gravitational Acceleration of Active Asteroids • Modeling the Nearly Isotropic Comet Population in Anticipation of LSST Observations • Modeling the Evolution of a Comet Subsurface: Implications for 67P/Churyumov-Gerasimenko
  • January 2017, Issue 22
    Rotation state of comet Schwassmann-Wachmann 1 • Disruption of comet ISON • Thermoluminescence of comet solids • The asteroid-comet continuum • Hyperactivity in comet Hartley 2
  • December 2016, Issue 21
    4*P Coma Morphology Campaign • Geologic processes on comets • Water sublimation limits at Themis and Ceres • 20 years of SOHO comets • Mid-infrared spectra of comet nuclei • The 67P observation campaign
  • November 2016, Issue 20
    TRAPPIST North • JWST comet observations • 67P post-doc position • Refereed article abstracts
  • October 2016, Issue 19
    Refereed article abstracts
  • September 2016, Issue 18
    Job advertisement: Post-doctoral position for Rosetta infrared molecular data • Refereed article abstracts • Outburst of 174P/Echeclus
  • August 2016, Issue 17
    Refereed article abstracts • Comet Wirtanen workshop announcement
  • July 2016, Issue 16
    Comets 2016 (Toulouse) - abstracts due • Refereed article abstracts
  • June 2016, Issue 15
    Refereed article abstracts
  • May 2016, Issue 14
    Refereed article abstracts
  • April 2016, Issue 13
    One-year anniversary • Letter to the editor • Conference announcement • Refereed article abstracts
  • March 2016, Issue 12
    Conference announcement • Refereed article abstracts
  • February 2016, Issue 11
    Refereed article abstracts
  • January 2016, Issue 10
    Refereed article abstracts
  • December 2015, Issue 9
    Conference announcements • Refereed article abstracts.
  • November 2015, Issue 8
    Comet C/2013 UQ4 (Catalina) • Refereed article abstracts
  • October 2015, Issue 7
    Refereed article abstracts
  • September 2015, Issue 6
    Refereed article abstracts
  • August 2015, Issue 5
    SBAG cometary science goals • Refereed article abstracts
  • July 2015, Issue 4
    A Martian meteor shower • 252P/LINEAR 12 • Refereed article abstracts
  • June 2015, Issue 3
    Refereed article abstracts.
  • May 2015, Issue 2
    CHagall: A discovery mission proposal • PhD Dissertation: Spectrophotometric analysis of cometary nuclei from in situ observations • Short-term variability of comet c/2012 S1 at 4.8 au • Density and charge of pristine fluffy particles from comet 67P • Imaging polarimetry of comets C/2013 V1 and 290P/Jager • Crater-diameter distribution on comets 9P and 81P and potential meteoroid streams crossing their orbits • Comets as collisional fragments of a primordial planetesimal disk
  • April 2015, Issue 1
    Call for mission summaries • Stardust conference • Refereed article abstracts.