EnVision : understanding why our most Earth-like neighbour is so different. / Ghail, Richard; Wilson, Colin; Widemann, Thomas; Bruzzone, Lorenzo; Dumoulin, Caroline; Helbert, Jörn; Herrick, Robbie; Marcq, Emmanuel; Mason, Philippa; Rosenblatt, Pascal; Vandaele, Ann Carine; Burtz, Louis-Jerome.

In: ESA Call for Medium-Size Mission Opportunity, 05.10.2016.

Research output: Contribution to journalArticle

Published

Standard

EnVision : understanding why our most Earth-like neighbour is so different. / Ghail, Richard; Wilson, Colin; Widemann, Thomas; Bruzzone, Lorenzo; Dumoulin, Caroline; Helbert, Jörn; Herrick, Robbie; Marcq, Emmanuel; Mason, Philippa; Rosenblatt, Pascal; Vandaele, Ann Carine; Burtz, Louis-Jerome.

In: ESA Call for Medium-Size Mission Opportunity, 05.10.2016.

Research output: Contribution to journalArticle

Harvard

Ghail, R, Wilson, C, Widemann, T, Bruzzone, L, Dumoulin, C, Helbert, J, Herrick, R, Marcq, E, Mason, P, Rosenblatt, P, Vandaele, AC & Burtz, L-J 2016, 'EnVision: understanding why our most Earth-like neighbour is so different', ESA Call for Medium-Size Mission Opportunity.

APA

Ghail, R., Wilson, C., Widemann, T., Bruzzone, L., Dumoulin, C., Helbert, J., Herrick, R., Marcq, E., Mason, P., Rosenblatt, P., Vandaele, A. C., & Burtz, L-J. (2016). EnVision: understanding why our most Earth-like neighbour is so different. ESA Call for Medium-Size Mission Opportunity.

Vancouver

Ghail R, Wilson C, Widemann T, Bruzzone L, Dumoulin C, Helbert J et al. EnVision: understanding why our most Earth-like neighbour is so different. ESA Call for Medium-Size Mission Opportunity. 2016 Oct 5.

Author

Ghail, Richard ; Wilson, Colin ; Widemann, Thomas ; Bruzzone, Lorenzo ; Dumoulin, Caroline ; Helbert, Jörn ; Herrick, Robbie ; Marcq, Emmanuel ; Mason, Philippa ; Rosenblatt, Pascal ; Vandaele, Ann Carine ; Burtz, Louis-Jerome. / EnVision : understanding why our most Earth-like neighbour is so different. In: ESA Call for Medium-Size Mission Opportunity. 2016.

BibTeX

@article{b95214dd915a402695815f2e96e26c23,
title = "EnVision: understanding why our most Earth-like neighbour is so different",
abstract = "This document is the EnVision Venus orbiter proposal, submitted in October 2016 in response to ESA's M5 call for Medium-size missions for its Science Programme, for launch in 2029. Why are the terrestrial planets so different? Venus should be the most Earth-like of all our planetary neighbours: its size, bulk composition and distance from the Sun are very similar to those of Earth. Its original atmosphere was probably similar to that of early Earth, with abundant water that would have been liquid under the young sun's fainter output. Even today, with its global cloud cover, the surface of Venus receives less solar energy than does Earth, so why did a moderate climate ensue here but a catastrophic runaway greenhouse on Venus? How and why did it all go wrong for Venus? What lessons can be learned about the life story of terrestrial planets in general, in this era of discovery of Earth-like exoplanets? Were the radically different evolutionary paths of Earth and Venus driven solely by distance from the Sun, or do internal dynamics, geological activity, volcanic outgassing and weathering also play an important part? Following the primarily atmospheric focus of Venus Express, we propose a new Venus orbiter named EnVision, to focus on Venus' geology and geochemical cycles, seeking evidence for present and past activity. The payload comprises a state-of-the-art S-band radar which will be able to return imagery at spatial resolutions of 1 - 30 m, and capable of measuring cm-scale deformation; this is complemented by subsurface radar, IR and UV spectrometers to map volcanic gases, and by geodetic investigations. ",
keywords = "astro-ph.EP",
author = "Richard Ghail and Colin Wilson and Thomas Widemann and Lorenzo Bruzzone and Caroline Dumoulin and J{\"o}rn Helbert and Robbie Herrick and Emmanuel Marcq and Philippa Mason and Pascal Rosenblatt and Vandaele, {Ann Carine} and Louis-Jerome Burtz",
note = "ES M5 mission proposal",
year = "2016",
month = oct,
day = "5",
language = "English",
journal = "ESA Call for Medium-Size Mission Opportunity",

}

RIS

TY - JOUR

T1 - EnVision

T2 - understanding why our most Earth-like neighbour is so different

AU - Ghail, Richard

AU - Wilson, Colin

AU - Widemann, Thomas

AU - Bruzzone, Lorenzo

AU - Dumoulin, Caroline

AU - Helbert, Jörn

AU - Herrick, Robbie

AU - Marcq, Emmanuel

AU - Mason, Philippa

AU - Rosenblatt, Pascal

AU - Vandaele, Ann Carine

AU - Burtz, Louis-Jerome

N1 - ES M5 mission proposal

PY - 2016/10/5

Y1 - 2016/10/5

N2 - This document is the EnVision Venus orbiter proposal, submitted in October 2016 in response to ESA's M5 call for Medium-size missions for its Science Programme, for launch in 2029. Why are the terrestrial planets so different? Venus should be the most Earth-like of all our planetary neighbours: its size, bulk composition and distance from the Sun are very similar to those of Earth. Its original atmosphere was probably similar to that of early Earth, with abundant water that would have been liquid under the young sun's fainter output. Even today, with its global cloud cover, the surface of Venus receives less solar energy than does Earth, so why did a moderate climate ensue here but a catastrophic runaway greenhouse on Venus? How and why did it all go wrong for Venus? What lessons can be learned about the life story of terrestrial planets in general, in this era of discovery of Earth-like exoplanets? Were the radically different evolutionary paths of Earth and Venus driven solely by distance from the Sun, or do internal dynamics, geological activity, volcanic outgassing and weathering also play an important part? Following the primarily atmospheric focus of Venus Express, we propose a new Venus orbiter named EnVision, to focus on Venus' geology and geochemical cycles, seeking evidence for present and past activity. The payload comprises a state-of-the-art S-band radar which will be able to return imagery at spatial resolutions of 1 - 30 m, and capable of measuring cm-scale deformation; this is complemented by subsurface radar, IR and UV spectrometers to map volcanic gases, and by geodetic investigations.

AB - This document is the EnVision Venus orbiter proposal, submitted in October 2016 in response to ESA's M5 call for Medium-size missions for its Science Programme, for launch in 2029. Why are the terrestrial planets so different? Venus should be the most Earth-like of all our planetary neighbours: its size, bulk composition and distance from the Sun are very similar to those of Earth. Its original atmosphere was probably similar to that of early Earth, with abundant water that would have been liquid under the young sun's fainter output. Even today, with its global cloud cover, the surface of Venus receives less solar energy than does Earth, so why did a moderate climate ensue here but a catastrophic runaway greenhouse on Venus? How and why did it all go wrong for Venus? What lessons can be learned about the life story of terrestrial planets in general, in this era of discovery of Earth-like exoplanets? Were the radically different evolutionary paths of Earth and Venus driven solely by distance from the Sun, or do internal dynamics, geological activity, volcanic outgassing and weathering also play an important part? Following the primarily atmospheric focus of Venus Express, we propose a new Venus orbiter named EnVision, to focus on Venus' geology and geochemical cycles, seeking evidence for present and past activity. The payload comprises a state-of-the-art S-band radar which will be able to return imagery at spatial resolutions of 1 - 30 m, and capable of measuring cm-scale deformation; this is complemented by subsurface radar, IR and UV spectrometers to map volcanic gases, and by geodetic investigations.

KW - astro-ph.EP

M3 - Article

JO - ESA Call for Medium-Size Mission Opportunity

JF - ESA Call for Medium-Size Mission Opportunity

ER -