3 papers
astro-ph.EP2026
OSIRIS-REx Returned a Pristine Sample of Asteroid Bennu: Takeaways from the Mission's Contamination Control and Knowledge Program
Jason P. Dworkin, Scott A. Sandford, Nicole G. Lunning +81
NASA's OSIRIS-REx mission had the objective of delivering a pristine sample from asteroid (101955) Bennu to Earth for scientific analysis--where "pristine" signifies the absence of…
astro-ph.EP2026
The Venus Benchmark: Resolving Degeneracies in Terrestrial Exoplanet Spectra with DAVINCI
Stephen R. Kane, David S. Alexander, Shahid Aslam +8
The characterization of terrestrial exoplanets with thick, CO-dominated atmospheres via transmission and emission spectroscopy is limited by degeneracies between atmospheric co…
astro-ph.EP2024
Isotopic evidence of long-lived volcanism on Io
Katherine de Kleer, Ery C. Hughes, Francis Nimmo +4
Jupiter's moon Io hosts extensive volcanism driven by tidal heating. The isotopic composition of Io's inventory of volatile elements, including sulfur and chlorine, reflects its ou…