M stars as targets for terrestrial exoplanet searches and biosignature detection

J Scalo, L Kaltenegger, A Segura, M Fridlund, I Ribas… - Astrobiology, 2007 - liebertpub.com
The changing view of planets orbiting low mass stars, M stars, as potentially hospitable
worlds for life and its remote detection was motivated by several factors, including the …

A review of observed variability in the dayside ionosphere of Mars

P Withers - Advances in Space Research, 2009 - Elsevier
Recent measurements by Mars Global Surveyor and Mars Express have greatly increased
the number of observations of the martian dayside ionosphere available for study. Together …

A study of a self‐generated stratospheric sudden warming and its mesospheric–lower thermospheric impacts using the coupled TIME‐GCM/CCM3

HL Liu, RG Roble - Journal of Geophysical Research …, 2002 - Wiley Online Library
A stratospheric sudden warming episode was self‐consistently generated in the coupled
National Center for Atmospheric Research Thermosphere, Ionosphere, Mesosphere, and …

Mars Global Ionosphere‐Thermosphere Model: Solar cycle, seasonal, and diurnal variations of the Mars upper atmosphere

SW Bougher, D Pawlowski, JM Bell… - Journal of …, 2015 - Wiley Online Library
Abstract A new Mars Global Ionosphere‐Thermosphere Model (M‐GITM) is presented that
combines the terrestrial GITM framework with Mars fundamental physical parameters, ion …

Coronal mass ejection (CME) activity of low mass M stars as an important factor for the habitability of terrestrial exoplanets. II. CME-induced ion pick up of Earth-like …

H Lammer, HIM Lichtenegger, YN Kulikov… - Astrobiology, 2007 - liebertpub.com
Atmospheric erosion of CO2-rich Earth-size exoplanets due to coronal mass ejection (CME)-
induced ion pick up within close-in habitable zones of active M-type dwarf stars is …

Thermal structure of the Martian upper atmosphere from MAVEN NGIMS

SW Stone, RV Yelle, M Benna… - Journal of …, 2018 - Wiley Online Library
Abstract The Neutral Gas and Ion Mass Spectrometer (NGIMS) aboard the NASA Mars
Atmosphere and Volatile EvolutioN (MAVEN) mission measures the structure and variability …

Density and temperatures of the upper Martian atmosphere measured by stellar occultations with Mars Express SPICAM

F Forget, F Montmessin, JL Bertaux… - Journal of …, 2009 - Wiley Online Library
We present one Martian year of observations of the density and temperature in the upper
atmosphere of Mars (between 60 and 130 km) obtained by the Mars Express ultraviolet …

Mars' upper atmosphere and ionosphere at low, medium, and high solar activities: Implications for evolution of water

VA Krasnopolsky - Journal of Geophysical Research: Planets, 2002 - Wiley Online Library
Self‐consistent models for 11 neutral and 18 ion species from 80 to 300 km on Mars have
been developed by solving the continuity equations including ambipolar diffusion for ions …

Martian low‐altitude magnetic topology deduced from MAVEN/SWEA observations

S Xu, D Mitchell, M Liemohn, X Fang… - Journal of …, 2017 - Wiley Online Library
Abstract The Mars Atmosphere and Volatile Evolution mission has obtained comprehensive
particle and magnetic field measurements. The Solar Wind Electron Analyzer provides …

Photochemical escape of oxygen from Mars: First results from MAVEN in situ data

RJ Lillis, J Deighan, JL Fox… - Journal of …, 2017 - Wiley Online Library
Photochemical escape of atomic oxygen is thought to be one of the dominant channels for
Martian atmospheric loss today and played a potentially major role in climate evolution …