Stéphane Udry
3 papers · Latest:
Exoplanets & Planetary Science
An Ultra-Short Period Super-Earth and a Sub-Neptune Orbiting the K dwarf TOI-4311
Researchers discovered a multi-planetary system around K dwarf TOI-4311, including a dense super-Earth challenging planet formation theories.
2605.12324
Exoplanets & Planetary ScienceUncovering the Rapidly Evolving Orbits of the Dynamic TOI-201 System
This paper characterizes the dynamic TOI-201 exoplanet system, revealing its rapid orbital evolution and that its co-transiting configuration will end in 200 years.
2604.23929
Exoplanets & Planetary ScienceSuper-Earth masses and stellar abundances from NIRPS reveal tentative evidence for water-rich formation around M dwarfs
NIRPS observations of super-Earths around M dwarfs show lower-than-expected core mass fractions, suggesting water-rich formation.
2604.07447
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