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How Does A Terrestrial Planet Get A Thick Atmosphere? [Solved]
Gases are vented (outgassed) through volcanic eruptions. The terrestrial planets must have been warmer and more volcanically active when they were younger. These gases will accumulate at the surface of the planet and in the atmosphere.
1.5 The Atmospheres of the Planets: Gas Giants (thick) vs Terrestrial Planets (thin)
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ORIGINS OF TERRESTRIAL PLANETS WATER CRUST AND ATMOSPHERE
Doris Breuer - IAU Vienna, Austria, Summer school on the formation and evolution of Stars and
Two New Rocky Planets Discovered In The Solar Neighborhood By Nasa
Planets
