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Browsing Tag

sub-neptune

5 posts
SScience
The Influences of Hydrogen-Silicate-Iron Miscibility on the Demographics of Sub-Neptunes and Super-Earths
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The Influences of Hydrogen-Silicate-Iron Miscibility on the Demographics of Sub-Neptunes and Super-Earths

  • May 2, 2026
Status Report astro-ph.EP May 1, 2026 Filed under astro-ph.EP, astrochemistry, astrogeology, atmospheric escape, exoplanet, hydrogen-rich atmosphere, metallic core,…
SScience
GJ 523b Is A Massive, 170 Myr-old Mega-Earth, Likely On A Polar Orbit
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GJ 523b Is A Massive, 170 Myr-old Mega-Earth, Likely On A Polar Orbit

  • March 29, 2026
Radius-density diagram of confirmed exoplanets from the NASA Exoplanet Archive with radii below 5 R⊕ and mass and…
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 23, 2026
The network of important reactions for the carbon, sulfur, and coupled organosulfur chemistry in the atmosphere of K2-18b.…
SScience
Water Enrichment Of Forming Sub-Neptune Envelopes Limited By Oxygen Exhaustion
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Water Enrichment Of Forming Sub-Neptune Envelopes Limited By Oxygen Exhaustion

  • March 7, 2026
Schematic structure of the planet in our model. From top to bottom, the planet consists of four layers:…
SScience
Distant planets might form their own water
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Distant planets might form their own water

  • November 7, 2025
  Sometimes it’s necessary to break a few diamonds to figure out what’s happening on an alien planet’s…
Ireland
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