Member Since 2019
William Ryan Saunders
PhD Student, Boston University
AGU Research
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The Atmosphere of Uranus from Stellar Occultations: Revised Temperatures in the Stratosphere and Lower Thermosphere
THE ICE GIANTS: EXPLORING THE PLANETARY SYSTEMS OF URANUS AND NEPTUNE I POSTER
planetary sciences | 13 december 2023
William R. Saunders, Michael J. Person, Paul Withe...
Background: The 1986 Voyager 2 UV stellar and solar occultations at Uranus detected a warm stratosphere and extremely hot thermosphere [1, 2], far in ...
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Shadow Chaser: a SmallSat concept to determine the middle and upper atmospheric structures of Uranus and Neptune through stellar-occultation measurements from Earth orbit
CONCEPTS FOR FUTURE PLANETARY SCIENCE MISSIONS I ORAL
planetary sciences | 16 december 2022
Kunio M. Sayanagi, Cindy Young, William R. Saunder...
We present the Shadow Chaser mission concept to perform stellar occultation (SO) measurements of Uranus and Neptune (U&N) from Earth orbit to tran...
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Uranus’ Lower Thermosphere is Cooler than Previously Thought
THE ICE GIANTS: EXPLORING THE PLANETARY SYSTEMS OF URANUS AND NEPTUNE III POSTER
planetary sciences | 14 december 2022
William R. Saunders, Michael J. Person, Paul Withe...
Background: In 1986, Voyager 2 UV stellar and solar occultations at Uranus detected a warm stratosphere and extremely hot thermosphere [1, 2]. Nearly ...
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The Feasibility of Space-Based Stellar Occultation Observations of Uranus and Neptune
THE URANUS AND NEPTUNE SYSTEMS AND THEIR RELATION TO OTHER PLANETS II POSTER
planetary sciences | 17 december 2021
William R. Saunders, Michael J. Person, Paul Withe...
Background Voyager 2 UV stellar and solar occultation observations of Uranus and Neptune in the 1980s found the upper atmospheres of both planets to b...
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Measuring the Stratospheric Temperature of Uranus Using Archival Stellar Occultations
THE URANUS AND NEPTUNE SYSTEMS AND THEIR RELATION TO OTHER PLANETS I
planetary sciences | 15 december 2020
William R. Saunders, Michael J. Person, Paul Withe...
Introduction: Between the discovery of rings in 1977 and the Voyager 2 flyby in 1986, Uranus’ atmosphere was sampled dozens of times by remote sensing...
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Observations of Gravity Waves in the Middle Atmosphere of Mars
STUDENT ENGAGEMENT TO ENHANCE DEVELOPMENT: OUTSTANDING STUDENT PRESENTATION AWARD WINNERS FROM FALL MEETING 2019 II ELIGHTNING
union | 09 december 2020
William R. Saunders, Michael J. Person, Paul Withe...
Introduction: Internal gravity waves are a common atmospheric feature created by adiabatic displacement of air parcels that are restored by buoyancy [...
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Re-Analysis of the 1976 Mars Occultation of Epsilon Geminorum
PROCESSES IN THE PRESENT-DAY ATMOSPHERE OF MARS IV POSTERS
planetary sciences | 12 december 2019
William R. Saunders, Michael J. Person, Paul Withe...
Introduction: Stellar occultations utilize the line-of-sight alignment of a star with a solar system body in order to measure properties of neutral at...
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