NASA’s Webb Provides Crash Course on Planet-Shattering Collisions

NASA · October 1, 2026 · article

In the early history of our solar system, scientists theorize that a Mars-sized object called Theia smashed into the infant Earth, vaporizing massive amounts of rock and blasting it into space. Some of that material coalesced into the Moon, where NASA’s Artemis program is returning humans, preparing for Mars, and shaping the future of space […]— NASA

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