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Planet Formation

WISPIT 2b Protoplanetary Disks TOI-6894b Accretion Processes Gas Giants Metallicity TIDYE-1 b TI-DYE 1b Young Stars IRAS 04125+2902 b TIDYE-1b Sub-Neptune Planets Sub-Neptunes Protoplanetary Discs Accretion Core Accretion Gravitational Instability Radius Gap Density Gap Radius Valley Gas-Rich Disks Atmospheric Escape TOI-6894 Debris Disks Observational Techniques Meteorites Star Systems James Webb Telescope James Webb Space Telescope Detection Methods Chemical Composition Planetary Evolution Observational Studies Uranus' Influence Stellar Radiation Massive Planets Gas Atmospheres Rocky Planets

Lab Experiments Show Sub‑Neptunes Can Make Their Own Water

High‑pressure tests produced water at the hydrogen–magma boundary to challenge migration-based explanations for wet close‑in worlds.

Hubble Spots White Dwarf Devouring Icy, Nitrogen-Rich Exo‑Pluto Fragment

Astronomers Directly Image a Forming Giant Planet Inside a Multi‑Ring Disk Gap

Astronomers Directly Image Newborn Planet in Multi-Ringed Disk in First Clear Case

Mineral Condensation Captured in Planet-Forming Disk of Protostar HOPS-315

Webb Reveals Silicate Clouds and Moon-Forming Disk in YSES-1 System

Saturn-Sized Exoplanet Orbits Record-Low Mass Star, Challenging Formation Theories