Light elements in the Earth's core

K Hirose, B Wood, L Vočadlo - Nature Reviews Earth & Environment, 2021 - nature.com
Constraining the core's composition is essential for understanding Earth accretion, core
formation and the sustainment of Earth's magnetic field. Earth's outer and inner core exhibit …

Atmospheres of rocky exoplanets

R Wordsworth, L Kreidberg - Annual Review of Astronomy and …, 2022 - annualreviews.org
Rocky planets are common around other stars, but their atmospheric properties remain
largely unconstrained. Thanks to a wealth of recent planet discoveries and upcoming …

Origin of life-forming volatile elements in the inner Solar System

MW Broadley, DV Bekaert, L Piani, E Füri, B Marty - Nature, 2022 - nature.com
Volatile elements such as hydrogen, carbon, nitrogen and oxygen are essential ingredients
to build habitable worlds like Earth, but their origin and evolution on terrestrial planets …

The erosion of large primary atmospheres typically leaves behind substantial secondary atmospheres on temperate rocky planets

J Krissansen-Totton, N Wogan, M Thompson… - Nature …, 2024 - nature.com
Exoplanet exploration has revealed that many—perhaps most—terrestrial exoplanets
formed with substantial H2-rich envelopes, seemingly in contrast to solar system terrestrials …

Vertically Resolved Magma Ocean–Protoatmosphere Evolution: H2, H2O, CO2, CH4, CO, O2, and N2 as Primary Absorbers

T Lichtenberg, DJ Bower, M Hammond… - Journal of …, 2021 - Wiley Online Library
The earliest atmospheres of rocky planets originate from extensive volatile release during
magma ocean epochs that occur during assembly of the planet. These establish the initial …

The nominal ranges of rocky planet masses, radii, surface gravities, and bulk densities

CT Unterborn, SJ Desch, J Haldemann… - The Astrophysical …, 2023 - iopscience.iop.org
The two primary observable quantities of an exoplanet—its mass and radius—alone are not
sufficient to probe a rocky exoplanet's interior composition and mineralogy. To overcome …

Trace element partitioning in a deep magma ocean and the origin of the Hf-Nd mantle array

K Ozawa, N Sakamoto, Y Tsutsumi, K Hirose… - Science …, 2024 - science.org
Crystallization in Earth's deep magma ocean could have caused trace element fractionation
in the lower mantle that might be inherited to the isotopic compositions of the present-day …

The diverse planetary ingassing/outgassing paths produced over billions of years of magmatic activity

F Gaillard, MA Bouhifd, E Füri, V Malavergne… - Space Science …, 2021 - Springer
The CHONS elements that constitute the outgassed atmosphere and exosphere have likely
been delivered by chondritic materials to the Earth during planetary accretion and …

Chalcogen isotopes reveal limited volatile contribution from late veneer to Earth

W Wang, MJ Walter, JP Brodholt, S Huang… - Science …, 2023 - science.org
The origin of Earth's volatile elements is highly debated. Comparing the chalcogen isotope
ratios in the bulk silicate Earth (BSE) to those of its possible building blocks, chondritic …

Venus, the planet: introduction to the evolution of Earth's sister planet

JG O'Rourke, CF Wilson, ME Borrelli, PK Byrne… - Space Science …, 2023 - Springer
Venus is the planet in the Solar System most similar to Earth in terms of size and (probably)
bulk composition. Until the mid-20th century, scientists thought that Venus was a verdant …