Earth's water may have been inherited from material similar to enstatite chondrite meteorites
The origin of Earth's water remains unknown. Enstatite chondrite (EC) meteorites have
similar isotopic composition to terrestrial rocks and thus may be representative of the …
similar isotopic composition to terrestrial rocks and thus may be representative of the …
Thiophosphate photochemistry enables prebiotic access to sugars and terpenoid precursors
DJ Ritson, JD Sutherland - Nature chemistry, 2023 - nature.com
Over the past few years, evidence has accrued that demonstrates that terrestrial
photochemical reactions could have provided numerous (proto) biomolecules with …
photochemical reactions could have provided numerous (proto) biomolecules with …
Chondrule properties and formation conditions
Chondrules are iconic sub-millimeter spheroids representing the most abundant high-
temperature dust formed during the evolution of the circumsolar disk. Chondrules have been …
temperature dust formed during the evolution of the circumsolar disk. Chondrules have been …
A framework for the origin and deep cycles of volatiles in rocky exoplanets
R Dasgupta, D Pathak… - Reviews in Mineralogy …, 2024 - pubs.geoscienceworld.org
Since the first discovery of planets in another solar system of our galaxy in the early 90s and
the discovery of 51 Pegassi b, a Jovian-type planet around a Sun-like star in 1995 (Mayor …
the discovery of 51 Pegassi b, a Jovian-type planet around a Sun-like star in 1995 (Mayor …
Formation of CV chondrules by recycling of amoeboid olivine aggregate-like precursors
We have studied porphyritic olivine-rich chondrules of the carbonaceous chondrite Kaba
(CV3) by combined high-resolution X-ray map**, quantitative electron microprobe …
(CV3) by combined high-resolution X-ray map**, quantitative electron microprobe …
Chromium isotopic insights into the origin of chondrite parent bodies and the early terrestrial volatile depletion
Chondrites are meteorites from undifferentiated parent bodies that provide fundamental
information about early Solar System evolution and planet formation. The element Cr is …
information about early Solar System evolution and planet formation. The element Cr is …
The Fe/S ratio of pyrrhotite group sulfides in chondrites: An indicator of oxidation and implications for return samples from asteroids Ryugu and Bennu
Determining compositional trends among individual minerals is key to understanding the
thermodynamic conditions under which they formed and altered, and is also essential to …
thermodynamic conditions under which they formed and altered, and is also essential to …
Oxygen isotopic diversity of chondrule precursors and the nebular origin of chondrules
FeO-poor (type I) porphyritic chondrules formed by incomplete melting of solid dust
precursors via a yet-elusive mechanism. Two settings are generally considered for their …
precursors via a yet-elusive mechanism. Two settings are generally considered for their …
Oxygen fugacity and melt composition controls on nitrogen solubility in silicate melts
Abstract Knowledge of N solubility in silicate melts is key for understanding the origin of
terrestrial N and the distribution and exchanges of N between the atmosphere, the silicate …
terrestrial N and the distribution and exchanges of N between the atmosphere, the silicate …
Vapor-Melt Exchange--Constraints on Chondrite Formation Conditions and Processes
The bulk volatile contents of chondritic meteorites provide clues to their origins. Matrix and
chondrules carry differing abundances of moderately volatile elements, with chondrules …
chondrules carry differing abundances of moderately volatile elements, with chondrules …