06 April 2020
Planets can form second atmospheres rich in CO, new study shows
... today. Furthermore, a late gas accretion scenario is a more favourable and efficient method for accreting volatiles on a terrestrial planet than if it was bombarded my comets and meteorites, say the team - a situation that many think was responsible...
25 January 2021
Unique six-exoplanet system challenges theories of how planets form
... greatly increase the stability of planetary configurations by preventing close encounters and collisions, identifying how and where planets like this form is a very important but as yet unanswered question in planetary science. As such, the TOI-178...
19 January 2016
Giant double-planet system around an evolved star detected by astronomers
...also possible that the star might have harboured a third planet that was engulfed as the star expanded, causing the ...their neighbours to cause significant disruption. The number of multi-planet systems found to date, regardless of the central star’s ...
27 January 2016
Interaction between protoplanetary disks and planets confirmed by astronomers using ALMA
... radial drift triggered by gas drag. This concentration of large grains could facilitate the formation process of further planets as the particles may grow faster because of enhanced density of solids. “The results of this investigation show that...
