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planetary science

Mercury May Have Shrunk Far More Than Scientists Realized—and Its Cratered Surface Was Hiding the Evidence

Sep 14, 2026

A Spacecraft Mysteriously Went Silent—Now NASA Officials Are Speaking Up After Months of Speculation

Jun 4, 2026

Did Earth Once Have Saturn-Like Rings? Scientists Say Ring Theory Could Explain a Mysterious Ancient Event

Nov 20, 2024

anonymous

Researchers Find Evidence of a Lost Planet, Theia, Deep Within Earth's Core, Shedding Light on the Moon's Mysterious Origins

Nov 2, 2023

Archaeology in Space? New Science of Planetary Geoarchaeology Focuses on Preservation of Space Heritage

Jul 24, 2023

Could Earth be at Greater Risk from a Deadly Asteroid Impact Than We Realize?

Mar 28, 2023

New Research Solves 40-year Mystery of Jupiter's X-ray Auroras

Jul 9, 2021

Lightning Sparked the Origin of Life, According To Recent Study

Mar 16, 2021

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