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Browsing Tag

astro-ph.EP

10 posts
SScience
A Planetary Illusion’s Funeral: Non-detection of a Gaia DR3 Exoplanet Candidate, and the Role of Intermediate-precision Radial Velocities in Gaia Exoplanet Follow-up
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A Planetary Illusion’s Funeral: Non-detection of a Gaia DR3 Exoplanet Candidate, and the Role of Intermediate-precision Radial Velocities in Gaia Exoplanet Follow-up

  • March 28, 2026
TRES RV observations of HD 12800. We mark the dates of announcement (2022-06-13) and official retraction (2024-05-27) for…
SScience
Organosulfur Chemistry On sub-Neptunes: Implications For Hazes And Biosignatures
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Organosulfur Chemistry On sub-Neptunes: Implications For Hazes And Biosignatures

  • March 22, 2026
The network of important reactions for the carbon, sulfur, and coupled organosulfur chemistry in the atmosphere of K2-18b.…
SScience
Proton Irradiation of Primitive Atmospheres of Young Exoplanets And Early Earth: N2O Greenhouse Warming And Prebiotic Synthesis
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Proton Irradiation of Primitive Atmospheres of Young Exoplanets And Early Earth: N2O Greenhouse Warming And Prebiotic Synthesis

  • March 22, 2026
The figure shows the HPLC Chromatograms of Amino Acids produced in the Sample B5 irradiation run. — astro-ph.EP…
SScience
The Influence Of Hypothetical Exomoons On Planetary Thermal Phase Curves
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The Influence Of Hypothetical Exomoons On Planetary Thermal Phase Curves

  • March 22, 2026
Temperature distributions and thermal phase curves of the TRAPPIST-1 e system. Panel (a): Snapshot of the effective emission…
SScience
JWST Edge-on Disk Ice (JEDIce): Program Overview And Ice Survey Results
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JWST Edge-on Disk Ice (JEDIce): Program Overview And Ice Survey Results

  • March 22, 2026
Optical depth maps of the near-IR H2O, CO2, and CO ice features in the disk sample, calculated for…
SScience
Neptune’s Obliquity Was Likely Engendered By Triton’s Tidal Evolution
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Neptune’s Obliquity Was Likely Engendered By Triton’s Tidal Evolution

  • March 22, 2026
Triton and Neptune – NASA Neptune’s present axial tilt of approximately 28 deg. with respect to its orbital…
SScience
Wind Accretion Onto Planets Orbiting An Evolving Solar-like Star And Their Detectability
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Wind Accretion Onto Planets Orbiting An Evolving Solar-like Star And Their Detectability

  • March 21, 2026
Evolution of the stellar mass-loss rate (𝑀̇ w) and wind velocity (𝑣w) obtained from our 2 M⊙ stellar…
SScience
Motional Induction In Ganymede’s Ocean
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Motional Induction In Ganymede’s Ocean

  • March 14, 2026
Status Report astro-ph.EP March 14, 2026 Numerical ocean-induction setup for Ganymede in a deep-ocean scenario with Re m…
SScience
Photosynthetic Exergy I. Thermodynamic Limits For Habitable-zone Planets
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Photosynthetic Exergy I. Thermodynamic Limits For Habitable-zone Planets

  • February 26, 2026
Spectral flux and exergy at the top of the atmosphere for three blackbody models, all normalized to the…
SScience
Delivery Of Complex Organic Molecules To The System Of Jupiter
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Delivery Of Complex Organic Molecules To The System Of Jupiter

  • February 21, 2026
Two-dimensional temperature map of the disk after 280 kyr of evolution. The averaged trajectories of particles over this…
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