Vast, quasi-circular features on Venus's surface may reveal that the planet has ongoing tectonics, according to new research ...

Analyzing gravity data collected by spacecraft orbiting other worlds reveals groundbreaking insights about planetary ...

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The curious minds at What If explore the catastrophic impact if Earth's core were to suddenly stop spinning. A diver on an ...

Asteroid Vesta, long considered a stalled protoplanet, may actually be a massive fragment of a larger world that once existed in our solar system. New findings based on gravity-field mapping and ...