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Planetary Formation

Solar System Particle Aggregation Earth-Moon System Red Dwarf Stars Planetary Characteristics Differentiation Processes Debris Disks Chemical Signatures Interstellar Objects Solar System History Volatiles Delivery Origins of Water Icy Comets Chemical Processes Inner Core Formation Formation Processes Stellar Influence Planetesimals Gravitational Influence Chemical Composition Meteorite Impacts Super-Earths Moon Formation Theory

Scientists Detect Habitable-Zone ‘Super‑Earth’ GJ 251 c Just 18 Light‑Years Away

Its proximity positions the planet for possible direct imaging by upcoming 30‑meter‑class observatories.

Ancient Mantle Rocks Reveal Potassium-40 Deficit Linked to Surviving Proto‑Earth

MIT Team Finds Potassium-40 Anomaly That Points to Surviving Proto‑Earth Mantle

New Analysis Finds Asteroid Belt’s Active Mass Shrinking by 0.0088% Per Million Years