For decades, the spectral variations of Beta Pictoris have been modelled as the result of the evaporation of exocomets close to the star, termed falling evaporating bodies (FEBs).
Planetesimal
Posted inAtmospheres, Climate, Weather, Exoplanets, -moons, -comets, Extinction events, Habitable Zones, Impact events, Press Release
About The Loss Of A Primordial Atmosphere Of Super-Earths By Planetesimal Impacts
We consider planets composed of water ice and rock, located far from a central star. In an earlier study, computing the growth of planets by continuous accretion, we found that […]
Posted inAstrogeology, Press Release
Rocky Planetesimal Formation Aided by Organics
The poor stickiness of silicate dust grains is a major obstacle to the formation of rocky planetesimals. In this study, we examine the possibility that silicate grains with an organic […]