Results 111 to 120 of about 6,414 (152)

Impact sculpting of the early martian atmosphere. [PDF]

open access: yesSci Adv
Shorttle O   +6 more
europepmc   +1 more source

A mining code for regulating lunar water ice mining activities. [PDF]

open access: yesProc Natl Acad Sci U S A
Hubbard KM   +2 more
europepmc   +1 more source

Magnetic signatures and origins of ferromagnetic minerals in Chang'e-6 lunar farside soils. [PDF]

open access: yesNat Commun
Li J   +15 more
europepmc   +1 more source

Solar Wind Magnetosphere Ionosphere Link Explorer (SMILE): Science and Mission Overview. [PDF]

open access: yesSpace Sci Rev
Wang C   +3 more
europepmc   +1 more source

Mercury's sodium exosphere

Icarus, 2003
Abstract Mercury's neutral sodium exosphere is simulated using a comprehensive 3D Monte Carlo model following sodium atoms ejected from Mercury's surface by thermal desorption, photon stimulated desorption, micro-meteoroid vaporization and solar wind sputtering.
F. Leblanc, R.E. Johnson
openaire   +1 more source

Mercury's helium exosphere

Journal of Geophysical Research, 1975
A model He exosphere of Mercury is developed whose source derives from accretion of the small fraction of solar-wind He(++) that is captured by the magnetosphere and absorbed at the planetary surface. The model is based on a lunar analogy whereby the surface is saturated with He.
R. E. Hartle, S. A. Curtis, G. E. Thomas
openaire   +1 more source

Exospheres and Atmospheric Escape

Space Science Reviews, 2008
Aeronomy is a description of the physics and chemistry of the upper atmospheres and ionospheres of planetary bodies. In this chapter we consider those processes occurring in the upper atmosphere that determine the structure of the corona and lead to molecular escape.
Johnson, R. E.   +8 more
openaire   +2 more sources

Lunar exospheric argon modeling

Icarus, 2015
Abstract Argon is one of the few known constituents of the lunar exosphere. The surface-based mass spectrometer Lunar Atmosphere Composition Experiment (LACE) deployed during the Apollo 17 mission first detected argon, and its study is among the subjects of the Lunar Reconnaissance Orbiter (LRO) Lyman Alpha Mapping Project (LAMP) and Lunar ...
Grava, Cesare   +9 more
openaire   +3 more sources

Surface-Exosphere-Magnetosphere System Of Mercury

Space Science Reviews, 2005
Mercury is a poorly known planet, since the only space-based information comes from the three fly-bys performed in 1974 by the Mariner 10 spacecraft. Ground-based observations also provided some interesting results, but they are particularly difficult to obtain due to the planet’s proximity to the Sun.
Milillo, A.   +16 more
openaire   +2 more sources

Rotating ion-exospheres

Planetary and Space Science, 1976
The density, parallel and perpendicular pressures and temperatures distributions of a collisionless thermal plasma trapped in a dipole magnetic field are described and discussed. The effect of rotation on the plasma distribution is illustrated. The relative population of the different types of trapped particles is shown to influence drastically the ...
openaire   +1 more source

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