Curriculum Vitae Dr. Sarah M. Hörst

Dr. Hörst's CV (PDF, updated 7/10/17)

Assistant Professor
Department of Earth and Planetary Sciences
Johns Hopkins University
3400 N. Charles St
230 Olin Hall
Baltimore, MD 21218


The University of Arizona, Tucson, AZ
Ph.D. Planetary Science
Dissertation: Post-Cassini Investigations of Titan Atmospheric Chemistry

California Institute of Technology, Pasadena, CA
B.S. Planetary Science, with honors
B.S. Literature, with honors

Additional Training
NASA JPL Planetary Science Summer School- Project Manager for Trojan and Centaur
        reconnaissance mission concept
Center for Astronomy Education Legacy Teaching Excellence Workshop Participant
UH Astrobiology NASA-Nordic Winter School
Johns Hopkins University SafeZone Training
Step UP! Bystander Intervention Facilitator Training




Research Experience

Assistant Professor, Johns Hopkins University
Department of Earth and Planetary Sciences
Hopkins Extreme Materials Institute (HEMI) Fellow

NSF Astronomy and Astrophysics Postdoctoral Fellow, University of Colorado
Supervisor: Margaret Tolbert
Experimental investigation of the effect of oxygen bearing molecules on the formation and composition of planetary atmospheric aerosols (HR-ToF-AMS, SMPS, PIT-MS)

Postdoctoral Research Assistant, The University of Arizona
Advisor: Roger V. Yelle

Graduate Research Assistant, The University of Arizona
Advisor: Roger V. Yelle
Titan atmospheric chemistry
Titan photochemical models
Titan oxygen chemistry
Titan tholins

Visiting student, Laboratoire de Planétologie de Grenoble
Collaborators: Roland Thissen and Véronique Vuitton
Titan tholin mass spectral analysis

Research Assistant, NASA Jet Propulsion Laboratory
Advisor: Ashwin R. Vasavada
Cassini imaging of Saturn- investigations of Southern Hemisphere winds and vortices

Undergraduate Research Assistant, California Institute of Technology
Advisor: Michael E. Brown
Iterative blind deconvolution (IDAC) of Galilean Satellites
Investigation of magnesium around Io and Europa
Observations of clouds on Titan


Summer 2011





Teaching Experience

Johns Hopkins University (*indicates course is team taught)
AS.270.114 Guided Tour of the Planets* (Undergraduate)
AS.270.366 Spacecraft Instrumentation Project* (Undergraduate, new course)
AS.270.423 Planetary Atmospheres
AS.270.662 Seminar in Planetary Science
AS.270.316 Planets
AS.270.630 Physics and Chemistry of Aerosols

European Research Course on Atmospheres (Winter School)
Instructor (2 lectures)

University of Colorado
Guest Lecturer (2 lectures) ASTR 3720 Planets and Their Atmospheres
Guest Lecturer (1 lecture) ASTR 3720 Planets and Their Atmospheres

The University of Arizona
Guest Lecturer (1 lecture) NATS 102 The Universe and Humanity: Origin and Destiny
Guest Lecturer (4 lectures) PTYS 206 The Golden Age of Planetary Exploration
Graduate Teaching Assistant NATS 102 The Universe and Humanity: Origin and Destiny
Graduate Teaching Assistant NATS 101 Planet Earth: Evolution of a Habitable World

California Institute of Technology
Undergraduate Teaching Assistant Ge 1 Earth and the Environment

Spring 2017
Spring 2017
Spring 2016
F15, S16, S17, F17
Fall 2015
S15, F17

Spring 2014

Spring 2014
Spring 2012

Spring 2010
Fall 2009
Fall 2009
Spring 2008

Spring 2004

Leadership and Service

National and International
NASA Europa Lander Science Definition Team
National Academy of Sciences Space Studies Board Committee on Astrobiology and Planetary Science
Division for Planetary Sciences Professional Culture and Climate Committee
Division for Planetary Sciences Education and Public Outreach Committee
International Outer Planets Watch Committee
“Comparative Climatology of Terrestrial Planets 3” Science Organizing Committee
“Titan Through Time” Science Organizing Committee
“Ocean Worlds 2” Science Organizing Committee
“Linking Exoplanet and Disk Compositions” Science Organizing Committee
Science Advisory Group for 2016 NASA Europa Lander Study
Organizing committee 17th Kavli Frontiers in Science Chinese-American Symposium
Division for Planetary Sciences 2015 Meeting Science Organizing Committee
Division for Planetary Sciences Professional Development Committee
Organizing committee 16th Kavli Frontiers in Science Chinese-American Symposium
Convener “Titan’s Enigmatic Atmosphere and Ionosphere” Fall AGU
AGU Outstanding Student Paper Award Judge
Review Panel Member for NASA Outer Planets Research Program (2), NASA Planetary Atmospheres Program,
        NASA Earth and Space Science Fellowship Program (Chair), NSF Astronomy and Astrophysics Grant
External Grant Reviewer for NASA Outer Planets Research Program, NASA Exoplanets Research Program,
        NASA Solar System Workings Program, NASA Cassini Data Analysis Program, NASA Postdoctoral Program,
        NASA Emerging Worlds (EW) Program, NASA Earth and Space Science Fellowship (NESSF) Program,
        Graduate Women in Science (GWIS) Fellowship Program, NSF Astronomy and Astrophysics Grant Program
Reviewer for Astrobiology (3), Icarus (12), Planetary and Space Science (6), Astronomy and Astrophysics (1),
        Earth and Planetary Science Letters (3), JGR-Space Physics (1), Nature Communications (1), Astrophysical
        Journal (1)
Reviewer for Comparative Climatology of Terrestrial Planets book chapter
Keck Institute for Space Studies Future Missions to Titan: Science and Engineering Challenges Study Participant
Johns Hopkins University
Planets, Life, and the Universe Lecture Series Organizing Committee
Earth and Planetary Sciences Curriculum Committee
Zelicof Dinner with Undergraduates
Bloomberg Distinguished Professor of Exoplanets Search Committee
Graduate Board Oral Examination (GBO) external member
        Schuyler Wolff, Physics and Astronomy, Fall 2014
        Bin Ren, Physics and Astronomy, Spring 2017
Department Qualifying Exam member
        Chi Yan (Spring 2017), Joseph Serigano (Spring 2017), Mariah Baker (Spring 2017), Jamie Miller (Spring
       2016), Xinting Yu (Spring 2016), Xiaokang Wu (Spring 2015)
Guest Lectures
        Intersession French Course 2015 (Instructor Kristin Cook-Gailloud), Spring 2015 Chem 030.371:
       "Chemistry for Connoisseurs" (Instructor JD Tovar), Planets, Life and the Universe Fall 2015, Planets Life
        and the Universe Fall 2016



May 2017

Grants, Fellowships, and Selected Competitive Observing Proposals

Institutional Lead (Co-I), NASA Solar System Exploration Research Virtual Institute “Project ESPRESSO:
      Exploration Science Pathfinder Research for Enhancing Solar System Observations” ($766,770 to JHU, 5 yrs)
      (PI Alex Parker)
PI, NASA Astrophysics Research and Analysis Program, “Laboratory Exploration of Exoplanet Hazes in Preparation
      for JWST” ($507,345, 3 yrs)
Co-I, NASA Cassini Data Analysis Program, “Trace organic volatiles in Titan’s lower atmosphere: Re-interpretation       of Huygens/GCMS data” (3 yrs) (PI Melissa Trainer)
Co-I, NASA K2 Guest Observer Cycle 4, “Monitoring Solar System Ocean Worlds: Activity on Enceladus and
      Titan.” (PI Alexander Parker)
Co-I, ALMA Cycle 4, “The Origin of Titan’s Oxygen.” (PI Nicholas Teanby)
Co-I, SPACE@Hopkins, “Simulating Ice Regolith in the Outer Solar System'' ($24,990, 1 yr) (PI Michael Mellon)
PI, NASA Exoplanet Research Program, “Exploring Cool and Hazy Exoplanets in the Laboratory” ($149,955, 2 yrs)
PI, NSF Astronomy and Astrophysics Postdoctoral Fellowship, “The Molecules of Life: Incorporation of Oxygen         into Planetary Atmospheric Hazes” ($257k, 3 yrs)
NASA Earth and Space Science Fellowship ($30k/yr, $90k total)






Spacecraft Mission Involvement

Co-I on Oceanus mission proposed to NASA New Frontiers 4
Co-I on Dragonfly mission proposed to NASA New Frontiers 4
Co-I on Enceladus Life Finder (ELF) mission proposed to NASA New Frontiers 4
Academic lead for the Student Collaboration Experiment on Deep Atmosphere Investigation of Noble gases,
      Chemistry, and Imaging (DAVINCI) selected for Discovery 2015 Phase A
Co-I on Io Volcano Observer (IVO) mission proposed to Discovery 2015
Co-I on SPace Environment and Composition Investigation near the Europan Surface (SPECIES) Mass
      Spectrometer proposal to NASA Europa Instrument Investigation (selected for further technology


Honors and Awards

Johns Hopkins University Catalyst Award (includes $75k)
Named to “Highly Qualified” Group for NASA’s 2013 Astronaut Candidate Selection
National Academy of Sciences Kavli Fellow
Gerard P. Kuiper Memorial Award, Lunar and Planetary Laboratory, University of Arizona
Departmental Outstanding Scholarship Award
#69 of Discover Magazine’s Top 100 Stories of 2010
Peter B. Wagner Memorial Award for Women in Atmospheric Sciences
Departmental Outstanding Mentor/Teaching Assistant Award
Spring PTYS Outstanding Teaching Assistant Award
National Science Foundation Graduate Research Fellowship Honorable Mention
University of Arizona Galileo Circle Scholarship
NSF Integrative Graduate Education and Research Traineeship (IGERT) at Columbia University- Declined to
        attend the University of Arizona
Southern California Intercollegiate Athletic Conference First Team All-Conference- Women’s 4 x 100m,
        4 x 400m relays
California Institute of Technology School Records Heptathlon (former), 4x100m relay (former),
        4x400m relay (current)
Summer Undergraduate Research Fellowship- California Institute of Technology
Summer Undergraduate Research Fellowship Richter Scholar
Valedictorian Oak Hall School

2002, 2003, 2004




Lead organizer of teacher training workshops concurrent with DPS annual meetings
        Title TBD, Provo, UT
        “Journey to the Outer Worlds”- 50 K-12 teachers, Pasadena, CA
        “Revising the Solar System: Exploring Worlds Formerly Known as Planets”, 16 K-12 teachers,
                National Harbor, MD
       “Small Worlds: Big Discoveries”- 15 K-12 teachers, Tucson, AZ
       "Weathering the Changes: Mars Through Time"- 35 K-12 teachers, Denver, CO
        “Life on Mars?”- 10 middle school science teachers, Reno, NV
Worked with JHU SABES Master Teachers on content for the Earth/Space Science STEM Academy
Public Presentations
        Adler After Dark “Planetary Prom”, Adler Planetarium, Chicago, IL
        Guilford Technical Community College, Jamestown, NC
        Northern Virginia Astronomy Club
        George Mason Observatory
        Northern Colorado Astronomical Society
        Planetary Society Hangout “Talking Titan with Sarah Hörst” watch here
        Tucson Amateur Astronomers Association
Virtual Seminar- University of Central Arkansas Physics Club
K-12 Presentations and Activities
        40 MS/HS students in Johns Hopkins’ Center for Talented Youth (virtual)
        30 MS/HS students in Johns Hopkins Center for Talented Youth
        30 8th graders at Newtown Friends School in Middletown, PA (virtual)
        30 8th graders at Beaumont Middle School in Fayette, KY (virtual)
        30 MS students in Johns Hopkins’ Center for Talented Youth (virtual)
        30 MS/HS students in Johns Hopkins’ Center for Talented Youth Saudi Arabia (virtual)
        55 3rd graders at Oakwood Elementary School in Hickory, NC (virtual)
        30 8th graders at Newtown Friends School in Middletown, PA (virtual)
        50 9-12th grade girls “Girls Lead the Way” Conference, Golden, CO
        Cub scout den in Vinton, IA (via skype)
        20 7th/8th graders at Flagstaff Academy in Longmont, CO
        25 7th graders at The Pilgrim School in Los Angeles, CA
Press Interviews
        Baltimore Sun (Print/Web) (Read here)
        Nature, EOS, The Atlantic (Web)
        Now.Space (web, Read here)
        BBC The Sky at Night “Pluto Revealed” (TV), Washington Post, io9 (Print/Web)
        610 KONA Tri Cities, WA (Radio)
        Spacegeeks Podcast
        BBC Science in Action (Radio)
        BBC World Have Your Say TV
        BBC World Have Your Say Radio
        610 KONA radio Tri-Cities, WA
        Cosmic Front special on Titan (NHK-TV Japan’s public broadcasting network)
        Sky and Telescope, Discover Magazine, Arizona Daily Star, Science@NASA, The Christian Science
                Monitor, Nature, NPR, National Geographic, Science News, (web TV station in Portugal)
Social Media
       Curated @astrotweeps weekly rotating Twitter account Read here
       Tweeting planetary science and life of a scientist at @PlanetDr (~19,000 followers Dec 2016)
       Social media manager (Twitter and Facebook) for DPS Professional Development Committee

Oct 2017
Oct 2016
Nov 2015

Nov 2014
October 2013
October 2012
Fall 2015

May 2017
April 2016
Dec 2015
March 2015
April 2014
Dec 2012
June 2011
Nov 2013

June 2017
July 2015
May 2015
April 2015
July 2014
June 2014
Dec 2013
Dec 2013
Feb 2013
January 2013
October 2011
October 2010

May 2017
April 2017
October 2016
July 2015
July 2015
July 2015
June 2014
June 2014
Dec 2013
Dec 2013
October 2013
October 2012
Fall 2010

Feb 2014


Professional Affiliations

Division for Planetary Sciences, American Astronomical Society
American Geophysical Union


Language     English (native), French (proficient)
Computer     IDL, FORTRAN 90/95, Python, IGOR, Unix, Windows, Mac OS X, MS Office, LaTeX, HTML, CSS
Laboratory    HR-ToF-AMS, QAMS, SMPS, ESI/LDI-FTICR, ESI-Orbitrap, PIT-MS

Last Updated: 10 July 2017

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