18th Meeting of the Venus Exploration Analysis Group (VEXAG)

November 16-17, 2020

Eastern Standard Time (UTC -5)


Monday, November 16, 2020

9:00 a.m.                                          Session 1:  Current Status of Active Venus Exploration: NASA, and Mission Updates

1:00 p.m.                                          Session 2:  Mission Proposals and Concepts, Technology Updates and Current Studies and Poster Lightning Talks


Tuesday, November 17, 2020

9:00 a.m.                                          Session 3:  Venus Science Talks and VEXAG Findings


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Monday, November 16, 2020


9:00 a.m.   Virtual Meeting Room

Updates from NASA HQ and active mission around or flying by Venus in upcoming months/years. Discussion of the pre-decadal Flagship study.

Chairs:  Darby Dyar and Noam Izenberg



Authors (*Denotes Presenter)

Abstract Title and Summary

9:00 a.m.

Izenberg N. *

Welcome, Introduction, Rules of the Road

9:05 a.m.

Dyar D. *

VEXAG Presentation Presentation

9:40 a.m.

Glaze L. *

HQ Presentation Presentation

10:15 a.m.



10:25 a.m.

Satoh T. *

Akatsuki Update Presentation

10:35 a.m.

Curry S. M. *   Parker Solar Probe Team

Parker Solar Probe Venus Flyby Campaign:  Latest Results [#8017] Presentation
We will present the latest Parker Solar Probe gravity assists at Venus. We will compare our observations to those to VEX and PVO over similar parts of the solar cycle and discuss collaborations with BepiColombo and Solar Orbiter Venus gravity assists.

10:45 a.m.

Zouganelis Y. *

Solar Orbiter Update Presentation

10:55 a.m.

Witasse O. *

JUICE Update Presentation

11:05 a.m.



11:15 a.m.

Gilmore M. *

Venus Flagship Mission Planetary Mission Concept Study Presentation

11:45 a.m.




Monday, November 16, 2020


1:00 p.m.   Virtual Meeting Room

Upcoming US and international Venus mission concepts, proposals and plans. Venus technology studies and program updates. Poster lightning talk round.

Chairs:  Darby Dyar and Noam Izenberg



Authors (*Denotes Presenter)

Abstract Title and Summary

1:00 p.m.

Dyar D. *


1:05 p.m.

Niebur C. *

New Frontier 5 Presentation

1:15 p.m.

Zasova L. *

Venera-D Presentation

1:25 p.m.

Smrekar S. *


1:39 p.m.

Garvin J. *


1:53 p.m.

Widemann T. *   Ghail R. C.   Wilson C. F.   Titov D. V.   Kiefer W. S.   Campbell B.   Hensley S.   Le Gall A.   Marcq E.   Helbert J.   Breuer D.   Vandaele A. C.   Bruzzone L.   Ansan V.   Dumoulin C.   Rosenblatt P.   Komatsu G.   Bovolo F.

EnVision:  Understanding Why Earth’s Closest Neighbour is so Different [#8028]
EnVision is a proposed orbiter mission studied in collaboration with NASA for a selection expected in 2021. It carries a comprehensive suite of five instruments whose science objectives include the surface, interior, and atmosphere.

2:07 p.m.



2:17 p.m.

Noe E. *

Long-duration Aircraft for Venus Exploration Presentation

2:27 p.m.

Nguyen Q-V. *  Mercer C. *

HOTTECH and PESTO program updates Presentation

2:42 p.m.

Kremic T. *

Venus Surface Platform Study Presentation

2:57 p.m.



3:04 p.m.

Izenberg N. *

Poster lightning talks intro

3:06 p.m.

Zhou G. Z. *   Zirnov S. Z.   Mardon A. M.

Utilization of Resources on the Moon [#8020]
Structures on the lunar surface will challenge contemporary thoughts of auxiliary examination by basic and structural architects, just as originators, constructors and coordination organizers. Uncovered home units will confront numerous issues.

3:08 p.m.

Zacny K. *   Hall J.

Venus Drill and Sample Delivery System [#8022]
We present development and testing of Venus drill and sample delivery system.

3:10 p.m.

Western A. D. *   Hassanalian M.

Bioinspired Walking, Rolling, and Jumping Robot for Venus Exploration [#8009] Presentation
The proposed robot is inspired from different organisms, like long-nosed leopard lizard, golden wheel spider, and octopus to walk, roll, and jump for the exploration of a wider variety of terrain on Venus, such as mountains, with increased speeds.

3:12 p.m.

Sherman M. R. *   Hassanalian M.

Microrobots Inspired by Oceanic and Bacteria Organisms for Observations of Venus’ Upper Atmosphere [#8014] Presentation
This work discusses a new concept involving a hybrid aerial system inspired by a bacteria-based organism – Flagellates – that utilize the strong winds in the upper atmosphere of Venus to power their onboard equipment.

3:14 p.m.

Santana Gonzalez O. *   Lu Y.

Ballistic Aerocapture at Venus:  A Case Study for an Atmospheric Sampling Probe [#8039] Presentation
The study examines the if ballistic aerocapture is possible at Venus.

3:16 p.m.

Morris I. M. *   Hassanalian M.

Active Seismic Survey on Venus by Multi-Agent Robotic Systems [#8018]
We propose collecting an active seismic survey using a multi-agent system of jumping robots deployed as part of a lander, which will reveal the structure and density of the upper crust and help answer questions about the planet’s seismic activity.

3:18 p.m.

Mahajan R. R. *   Goyal S. K.   Upadhyay N.   Auknoor A.   Sharma P.   Kaur J.   Sheel Varun.   Bhardwaj A.   Rami J.

Mass Spectrometric Study of Planetary Atmospheres in Future Missions:  A Case Study, Venus Neutral and Ion Mass Analyzer (VENIMA) [#8026] Presentation
Presenting a concept for measurement of neutrals and ions by mass spectrometric technique.

3:20 p.m.

Krishnamoorthy S. *   Komjathy A.   Pauken M. T.   Cutts J. A.   Bowman D. C.   Brissaud Q.   Jackson J. M.   Martire L.   Chaigneau Y.   Garcia R. F.   Mimoun D.   Izraelevitz J.

Progress Towards Balloon-Based Seismology on Venus in 2019–2020 [#8033]
Seismology on the surface of Venus is technologically challenging. We discuss progress on an alternative method of seismology from the atmosphere of Venus.

3:22 p.m.

Knicely J. J. *   Lynch R. J.   Mason P. A.   Ahmad N.   Matthies L. H.   Gramling C. J.   Restrepo C. I.   Gilmore M. S.   Herrick R. R.

Strategies for Safely Landing on Venus Tesserae [#8016]
We explored the requirements to safely place a lander in venusian tessera terrain. The lander must autonomously detect hazards through the highly scattering atmosphere against which it must push to avoid hazards, similar to a descending bathysphere.

3:24 p.m.

King S. D. *   Euen G. T.

Surprisingly Stationary Plumes and the Distribution of Active Coronae on Venus [#8038] Presentation
Contrary to expectations of how a vigorously convecting body should behave, we find plumes can maintain a stable spatial pattern for a Gyr, or even longer. We explore some possible implications of plume stability for Venus.

3:26 p.m.

Johnson P. A. *   Johnson J. C.   Mardon A. A.

Non-Independence of Variables in the Venus Life Equation [#8023] Presentation
In light of the hypothesis that Venus was habitable in its evolution, the Venus Life Equation has been used to model key environmental factors that were required for the sustenance of life. Here, we suggest non-independence of equation variables.

3:28 p.m.

Jitarwal S. *   Pabari J. P.   Kumar D.   Dhote G.   Nambiar S.   Singh R.   Upadhyaya T.   Acharyya K.   Sheel V.   Bhardwaj A.

Time-Frequency Localization of Electrostatic Discharge for Lightning Study [#8010] Presentation
This study presents a comparison of several time-frequency localization techniques for a natural lightning signal, captured during a monsoon season. The Hilbert-Huang transformation is found a better technique for understanding the lightning signal.

3:30 p.m.

Herkenhoff B. K. *   Fisher J. M.   Hassanalian M.

Performance Analysis of Solar Fixed-Wing Drones on Venus [#8007] Presentation
We proposed a concept for the operational range of a solar fixed-wing drone that would operate at an altitude near 55km for an extended period. In this range, the solar efficiency is at its peak, near 7.2 %, with a potential output power of 79W/m^2.

3:32 p.m.

Horzempa P. A. *

Calypso Venus Scout [#8045] Presentation
The Calypso Venus Scout is a mobile, low-altitude survey and mapping mission. A payload module (Bathysphere) is lowered to altitudes as low as 10 km by means of a tether deployment gondola. That gondola is attached to an “anchor” balloon that remains above 50 km.

3:34 p.m.

Herrick R. R. *   Tian Y.   West M. E.   Kremic T.

Development and Initial Testing of a Venus-Analog Seismic Events Catalog [#8051] Presentation
We will present initial efforts at predicting Venus seismicity and developing a catalog of Venus-analog events for the purpose of testing seismometer design.

3:36 p.m.

Glass D.    Jones J.-P.   Shevade A.   Cutts J.   Raub E.   Bhakta D.   Bugga R.*

High Temperature Batteries for Venus Surface Missions [#8052] Presentation
Previous Venus lander missions barely survived 2 hours after deployment with Li primary batteries. We present the development of new high temperature battery technology that has demonstrated ~30 days of operation as primary (>100 days as rechargeable) at 475°C.

3:38 p.m.

Gammill M. E. *   Hassanalian M.

Manta Ray Inspired Drone for Venus Exploration:  Biological-Solution for Extreme Conditions [#8021]
This study analyzes a bioinspired manta ray wing shape for use on an exploratory UAV on Venus. Presented is the analysis for a flapping-wing and fixed-wing drone in Venus’s atmosphere.

3:40 p.m.

Cutts J. *   Baines K.   Beauchamp P.   Bower C.   Dais A.   Dorsky L.   Dyar D.   Fesq L.   Freeman A.   Ghail R.   Gilmore M.   Grimm R.   Gulcher A.   Head J.   Helbert J.   Jackson J.   De Jong M.   Hall J.   Izraelevitz J.   Krishnamoorthy S.   Matthies L.   Montesi L.   Pauken M.   Senske D.   Sotin C.   Sutin B.   Wilson C.

Venus Corona and Tessera Explore (VeCaTEx) Mission Concept:  Investigatin the Surface of Venus from Beneath the Clouds [#8031]
VeCaTEx would use an aerobot to descend repeatedly beneath the dense clouds for imaging targeted area of the surface in the near infrared spectral region to address six of the prime investigations prioritized by VEXAG.

3:42 p.m.

Collinson G. A. *   Fowler C.   Ramstad R.   Curry S.   Chafin M.   Xu S.   DiBraccio G.   Futaana Y.   Fillingin M.   Jarvinen R.   Ledvina S.   Luhmann J.   O’Rourke J.   Russell C.   Persson M.   Way M.

Future Space Physics at Venus [#8035]
Our understanding of ancient Venus and its evolution to the present day could be substantially advanced through future Space Physics investigations from orbit. We summarize white papers recently submitted to the Planetary Science and Astrobiology Decadal Survey 2023–2032.

3:44 p.m.

Bullock M. A. *   Elston J. S.   Stachura M. Z.   Lebonnois S.

Long Duration In Situ Science in Venus’ Clouds Enabled by Dynamic Soaring [#8048] Presentation
Fixed wing aircraft can exploit vertical shear to remain aloft indefinitely without propulsion. Venus’ atmosphere has a persistent shear region at 55 km where an aircraft can circle the planet making periodic measurements.

3:46 p.m.

Bugga R. *   Jones J.-P.   Pauken M.   Billings K.   Ahn C.   Fultz B.   Nock K.   Cutts J.

New Power Architecture for Venus Aerial Missions [#8053] Presentation
Long-duration variable-altitude balloons extending below Venus clouds can enhance our understanding of its atmosphere. We describe a balloon architecture using in situ resources for power and buoyancy, with hydrogen as balloon lift gas and for power at low altitudes.

3:48 p.m.

Blake D. F. *   Sarrazin P.   Bristow T. S.   Treiman A. H.   Zacny K.   Morrison S.   Yen A.

In-Situ Mineralogical Analysis of the Venus Surface Using X-Ray Diffraction [#8006] Presentation
CheMinV will determine the quantitative mineralogy and elemental composition of drilled and powdered Venus regolith. The instrument is intended to be a payload element of a proposed Venus flagship mission with a planned launch in 2031.

3:50 p.m.

Bhattacharya A. *   Izenberg N. R.   Mahaffy P. R.

Understanding the Supercritical State on Venus and DAVINCI+ Opportunity [#8003]
The work identifies the current research problems related to supercritical state of Venus near surface atmosphere and highlights DAVINCI+ mission opportunity for the Venus science community to obtain new measurements for first time in many decades.

3:52 p.m.

Bhagwat R. S.    Alva B. H.*   Hartwell B. D.   Bernard E. O.   Rajesh V. V.

Vibrissae Inspired Mechanical Obstacle Avoidance Sensor for the Venus Exploration Rover AREE [#8034] Presentation
An obstacle avoidance sensor (OAS) was developed for the AREE with an array of mechanical sensors akin to mammalian vibrissae and associated electromagnetic actuators to enable terrain traversal and navigation in the extreme environment of Venus.

3:54 p.m.

Baines K. H. *   Cutts J. A.   Dorsky L.   Hall J.   Akins A.   Davis A.   Komjathy A.   Krishnamoorthy S.   Nikolic D.   Vergados P.   Akins A.   Atreya S.   Bullock M.   Hunter G.   Lebonnois S.   Lognonne P.   Mousis O.   O’Rourke J.   Renard J.-B.   Wilson C.

New-Frontiers Class Venus In-Situ Exploration:  The Venus Climate and Geophysics Mission (VCGM) Concept [#8005] Presentation
A class of prolonged global-scale, in situ Venus New Frontiers missions is described. Via an instrumented variable-altitude balloon supported by a science/comm orbiter and probes, the mission class satisfies > 80% of VEXAG GOI investigations.

3:56 p.m.

Alvarado Mejia Ing.   Acevedo Mena Ing. *   Aldana Hernandez Ing.   Rincón Martinez Ing.   Casadiego Molina Ing.   Duque Baron Std.

Cytherean Sep Mission:  Venus Exploration [#8041] Presentation
This document is a research concept to explore the upper atmosphere of Venus, which will have an orbiter, a main navigation ship and drones in order to discover new scientific data of this planet.

3:58 p.m.

Alvarado Mejia Ing.   Acevedo Mena Ing.   Casadiego Molina Ing.   Rincón Martinez Ing. *   Aldana Hernandez Ing.   Duque Baron Std.

Prototype of Unmanned Aircraft to Explore the Skies of Venus Exploration and Astrobiological Research [#8040] Presentation
A planetary exploration concept was designed using an aircraft in order to explore the lower atmosphere of Venus between 50 and 60 km, analyzing atmospheric compounds, and having the opportunity to generate astrobiological studies.


Tuesday, November 17, 2020


9:00 a.m.   Virtual Meeting Room

Science Talks: 4-minute quick talks, in groups of 4 followed by 10 minute mini-panel discussion.

       Group A: Life on Venus (?) (!) Group B: Venus Processes Group C: Atmospheres Draft Findings and Discussion

Chairs:  Darby Dyar and Noam Izenberg



Authors (*Denotes Presenter)

Abstract Title and Summary

9:00 a.m.


Group A: Life on Venus

9:01 a.m.

Greaves J. *

Invited Phosphine talk Presentation

9:06 a.m.

Johnson J. C. *   Johnson P. A.   Mardon A. A.

Prospecting Microbial Biosignatures from Venusian Clouds [#8024] Presentation
The search for extant life has taken on several chemically-driven approaches to measure chemical signs of life. The lower cloud layer of Venus represents a potential habitat for microbial life. Here, we consider some questions for probe sampling.

9:11 a.m.

Slowik G. P. *   Dabrowski P.

The Lower Layer of Venus’ Clouds as a Giant Bioaccumulator [#8011]
The lower layer of the Venus’ clouds (47.5–50.5 km above its surface), due to physicochemical conditions, may constitute a habitat for electric bacteria whose potentially analogues maybe found on Earth using electricity as the only source of energy.

9:16 a.m.

Mogul R. *

Venus’ Mass Spectra Show Signs of Disequilibria in the Middle Clouds Presentation

We present a re-examination of published mass spectral data obtained from the Pioneer Venus Large Probe Neutral Mass Spectrometer (51.3 km). 

9:21 a.m.


Panel Discussion / Q&A 1st 4 talks

9:30 a.m.

Seager S. *

The Venus Lower Atmosphere Haze as a Depot for Desiccated Microbial Life Presentation

We propose a lifecycle that resolves the conundrum of how life can persist aloft in the Venusian temperature cloud deck for hundreds of millions to billions of years.

9:35 a.m.

Dong C. *   Jin M.   Lingam M.

Atmospheric Escape from TOI-700 d:  Venus Versus Earth Analogs [#8001] Presentation
We found that TOI-700 d with a 1 bar Earth-like atmosphere could be stripped away rather quickly (<1 gigayear), while TOI-700 d with a 1 bar CO2-dominated atmosphere could persist for many billions of years.

9:40 a.m.

Kane S. R. *   Vervoort P.   Horner J.   Pozuelos F. J.

Could the Migration of Jupiter have Accelerated the Atmospheric Evolution of Venus? [#8036]
This work addresses three primary questions:  (1) How has the orbital eccentricity of Venus evolved? (2) What are the possible mechanisms behind such evolution? (3) What are the implications for the atmospheric and surface evolution?

9:45 a.m.

Ostberg C. M. *   Dalba P. A.   Kane S. R.

Differentiating Exo-Earth and Exo-Venus with Transmission Spectroscopy [#8047] Presentation
Earth and Venus have been shown to have remarkably similar transmission spectra. Here we conduct a feature-by-feature comparison of CO2 absorption features between 1–5 microns in Earth and Venus transit spectra.

9:50 a.m.


Panel Discussion / Q&A 2nd 4 talks

10:00 a.m.


Group B: Venus Processes

10:01 a.m.

Hahn R. M. *   Byrne P. K.

A New Assessment of Volcano Morphology and Distribution on Venus [#8019] Presentation
We created a new global survey of shield volcanoes across Venus that documents edifices on a finer spatial scale than previously created databases. We report preliminary volcano morphological measurements and spatial distributions.

10:06 a.m.

Ganesh I. *   McGuire L.   Carter L. M.

Modeling Deposition from Dense Pyroclastic Density Currents on Venus [#8043]
Radar bright features / If these are pyroclastics / What could have made them?

10:11 a.m.

Brossier J. *   Gilmore M. S.   Toner K.   Stein A. J.

Distinct Mineralogy Associated with Individual Lava Flows in Atla Regio, Venus [#8012] Presentation
Maat and Ozza montes (Atla Regio) exhibit several declines in radar emissivity at different altitudes. These emissivity excursions correlate with individual lava flow events that imply distinct mineralogy and age.

10:16 a.m.

Whitten J. L. *   Campbell B. A.

Local Variations in Venus Tesserae Identified by Backscatter Variations [#8049]
Tesserae represent the oldest rock record on the surface and may preserve evidence of different earlier climate conditions. Characterization of backscatter coefficient varies across 21 tesserae and shows some correlation with geologic features.

10:21 a.m.


Panel Discussion / Q&A 1st 4 talks

10:31 a.m.

Byrne P. K. *   Krishnamoorthy S.

Estimates on the Frequency of Volcanic Eruptions on Venus [#8037] Presentation
On Venus, how oft’ / do mountains roar? The answer / may be here on Earth.

10:36 a.m.

Borrelli M. E. *   O’Rourke J. G.   Smrekar S. E.   Ostberg C. M.

A Global Survey of Lithospheric Flexure and Elastic Thickness at Steep-Sided Domes on Venus [#8042] Presentation
We use signs of lithospheric flexure at steep-sided dome volcanoes to determine the elastic thickness and surface heat flow. We confirm the hypothesis that steep-sided domes are likely to form where the elastic thickness is between 10 and 40 km.

10:41 a.m.

Williams Z. W. *   Byrne P. K.   Balcerski J. A.

Insights into Structure and Elastic Thickness of Ridge Belts on Venus [#8044] Presentation
Structural analysis of ridge belts show that they are complex systems of thrust fault duplexes. Lithospheric flexure models imply an elastic thickness of 10–24 km around ridge belts which do not exceed 1 km in relief, indicating a thin lithosphere.

10:46 a.m.

O’Rourke J. G. *

A Basal Magma Ocean in Venus:  Implications for Gravity, Heat Flow, Magnetism, and Noble Gases [#8046] Presentation
The lowermost ~100–400 km of the mantle of Venus may remain molten today, just like Earth’s mantle was a few billion years ago. It’s where the argon-40 hides?

10:51 a.m.


Panel Discussion / Q&A 2nd 4 talks

11:01 a.m.



11:11 a.m.


Group C: Atmospheres

11:12 a.m.

Young E. F. *   Ali-Zade S.   Aye K. M.   Bullock M. A.   Cantrall C.   Satoh T.   Vierrling S.   Vun C. W.

Evolution of Nightside Features from Deconvolved Akatsuki Image Sequences at 1.74, 2.26 and 2.32 μm [#8050] Presentation
We present a close look at an 18-hr sequence of high-resolution Akatsuki images of clouds on Venus’s nightside.

11:17 a.m.

Bhattacharya A. *   Sheel V.   Pabari J. P.   Imamura T.   McGouldrick K.

Flows Instabilities in Venus Clouds Explored by Akatsuki Radio Science Experiment [#8008]
The work will explore the flow instabilities in the clouds of Venus due to interaction between zonal wind and convective activity using data from Akatsuki Radio Science Experiment. We also highlight their role in various atmospheric processes.

11:22 a.m.

Tripathi K. R. *   Ambili K. M.   Choudhary R. K.   Imamura T.   Ando H.

Variations in the Peak Electron Density of the Venus Ionosphere:  Some New Insights Using Akatsuki Radio Science Measurements [#8013] Presentation
Akatsuki have unique opportunity to probe equatorial region of Venus atmosphere with radio signals. Paper is exploring the variation of peak electron density (nmV2) and explaining the result by using in house developed photo chemical model.

11:27 a.m.

Ambili K. M. *   Tripathi K. R.   Choudhary R. K.   Imamura T.   Ando H.

A Study on the Characteristic Features of the V1 Layer of the Venus Ionosphere Using Akatsuki Measurements [#8025] Presentation
The study is about the characteristics of V1 layer studied using Akatsuki measurements and one dimensional photochemical model. Akatsuki measurements provided a opportunity to study the V1 layer of the equatorial, mid and high latitude ionosphere.

11:32 a.m.


Panel Discussion / Q&A 1st 4 talks

11:42 a.m.

Kumar V. R. D. *   Pabari J. P.   Acharyya K.

Is GCR Induced Ionization the Prime Driving Force for Venus Lightning? [#8004] Presentation
In this work, we present calculations that shows that GCR induced ionization cannot produce fields greater than breakdown fields even at high altitudes where breakdown field is much lower.

11:47 a.m.

Qu H. K. *   Wang A.   Thimsen E.

Simulation Experiments on Electrochemical Effects of Venus Lightning [#8032] Presentation
A laboratory simulation experiment about the effect of lightning on Venus, which is excepted to have some indications to second UV absorber happening in Venus cloud.

11:52 a.m.

Royer E. M. *   Young E. F.   Bullock M. A.

Distribution of the O2 Nightglow at Venus from the NASA Infrared Telescope Facility (IRTF) SpeX Instrument [#8029] Presentation
We present a new technique to retrieve the O2 nightglow signal at Venus using data from the IRTF Spex Instrument.

11:57 a.m.

Fowler C. M. *   Agapitov O. V.   Artemyev A.

PVO Observations of Low Frequency, Large Amplitude Magnetosonic Waves Interacting with the Upper Venusian Ionosphere:  Implications for Ionospheric Structure, Heating and Escape [#8015] Presentation
Wave-particle interactions may play an important role in topside ionospheric heating at Venus, similar to Mars. We present PVO observations of one such case study, demonstrating that plasma conditions are likely able to support such wave heating.

12:02 p.m.


Panel Discussion / Q&A 2nd 4 talks

12:12 p.m.



12:17 p.m.

Treiman A. *

Brines Across the Solar System:  October 25–28, 2021 Presentation

12:20 p.m.


Draft Findings Discussion, Additional VEXAG Business





Authors (*Denotes Presenter)

Abstract Title and Summary


Way M. J.

Solar Luminosity Through Time:  Does it Determine Venus' Climate History? [#8030]

Assuming that ancient Venus was once a watery temperate world, we demonstrate that Venus' climate history is not determined by increasing solar luminosity through time, contrary to popular conjecture.


Helbert J. *   Maturilli A.   D’Amore M.   Haus R.   Lee Y.-J.   Garcia Munoz A.   Arnold G.   Hiesinger H.

Venus as seen by the MErcury Radiometer and Thermal infrared Imaging Spectrometer (MERTIS) During the First Flyby of the ESA-JAXA Bepicolombo Spacecraft [#8027]
We will report here on the MERTIS observations obtained during the first Venus flyby of BepiColombo.