Sentences with phrase «atmosphere of the accretion»
Not exact matches
«Rapid pair production: Detection of a new reaction path in the atmosphere: Research team observes the formation of accretion products during the degradation of hydrocarbons.»
https://www.sciencedaily.com/
The riddle posed by super-Earths (1 — 4 Earth radii, 2 — 20 Earth masses) is that they are not Jupiters: their core masses are large enough to trigger runaway gas accretion, yet somehow super-Earths accreted atmospheres that weigh only a few percent of their total mass.
Smaller terrestrial planets lose most of their atmospheres because of this accretion, but the lost gases can be replaced by outgassing from the mantle and from the subsequent impact of comets.
Specifically, the inferred presence of calcium - carbonate came from examining the atomic leftovers of the planet accretion event in the atmosphere of the white dwarf star — after the presumed dust from the planet's demolished surface was consumed by the white dwarf.