Cometary dust
AC Levasseur-Regourd, J Agarwal, H Cottin… - Space science …, 2018 - Springer
This review presents our understanding of cometary dust at the end of 2017. For decades,
insight about the dust ejected by nuclei of comets had stemmed from remote observations …
insight about the dust ejected by nuclei of comets had stemmed from remote observations …
Dust-to-gas and refractory-to-ice mass ratios of comet 67P/Churyumov-Gerasimenko from Rosetta observations
M Choukroun, K Altwegg, E Kührt, N Biver… - Space science …, 2020 - Springer
This chapter reviews the estimates of the dust-to-gas and refractory-to-ice mass ratios
derived from Rosetta measurements in the lost materials and the nucleus of 67P/Churyumov …
derived from Rosetta measurements in the lost materials and the nucleus of 67P/Churyumov …
Properties of the 67P/Churyumov-Gerasimenko interior revealed by CONSERT radar
The Philae lander provides a unique opportunity to investigate the internal structure of a
comet nucleus, providing information about its formation and evolution in the early solar …
comet nucleus, providing information about its formation and evolution in the early solar …
The thermal, mechanical, structural, and dielectric properties of cometary nuclei after Rosetta
O Groussin, N Attree, Y Brouet, V Ciarletti… - Space Science …, 2019 - Springer
The physical properties of cometary nuclei observed today relate to their complex history
and help to constrain their formation and evolution. In this article, we review some of the …
and help to constrain their formation and evolution. In this article, we review some of the …
The composition of comets
AL Cochran, AC Levasseur-Regourd, M Cordiner… - Space Science …, 2015 - Springer
This paper is the result of the International Cometary Workshop, held in Toulouse, France in
April 2014, where the participants came together to assess our knowledge of comets prior to …
April 2014, where the participants came together to assess our knowledge of comets prior to …
The refractory-to-ice mass ratio in comets
We review the complex relationship between the dust-to-gas mass ratio usually estimated in
the material lost by comets, and the refractory-to-ice mass ratio inside the nucleus, which …
the material lost by comets, and the refractory-to-ice mass ratio inside the nucleus, which …
The Philae lander mission and science overview
H Boehnhardt, JP Bibring, I Apathy… - … of the Royal …, 2017 - royalsocietypublishing.org
The Philae lander accomplished the first soft landing and the first scientific experiments of a
human-made spacecraft on the surface of a comet. Planned, expected and unexpected …
human-made spacecraft on the surface of a comet. Planned, expected and unexpected …
Formation of comets
Questions regarding how primordial or pristine the comets of the solar system are have been
an ongoing controversy. In this review, we describe comets' physical evolution from dust and …
an ongoing controversy. In this review, we describe comets' physical evolution from dust and …
Direct observations of asteroid interior and regolith structure: Science measurement requirements
A Hérique, B Agnus, E Asphaug, A Barucci… - Advances in Space …, 2018 - Elsevier
Our knowledge of the internal structure of asteroids is, so far, indirect–relying entirely on
inferences from remote sensing observations of the surface, and theoretical modeling of …
inferences from remote sensing observations of the surface, and theoretical modeling of …
Structure and density of cometary nuclei
PR Weissman, SC Lowry - Meteoritics & Planetary Science, 2008 - Wiley Online Library
Understanding the nature of the cometary nucleus remains one of the major problems in
solar system science. Whipple's (1950) icy conglomerate model has been very successful at …
solar system science. Whipple's (1950) icy conglomerate model has been very successful at …