Modeling early meteorite impacts on the moon

As our solar system was forming nearly four and a half billion years ago, a planet-sized object struck the early Earth, leading to the formation of the moon, possibly from a hot, spinning cloud of rock vapor called a synestia. ...

From Chelyabinsk to Cuba: The meteor connection

On February 1, 2019 a bright meteor crossed the sky over Cuba in the middle of the day. The phenomenon, which was followed by a smoke trail (a characteristic cloud left by the burn in the atmosphere of a meteoroid) and a ...

SLAC researchers recreate the extreme universe in the lab

Conditions in the vast universe can be quite extreme: Violent collisions scar the surfaces of planets. Nuclear reactions in bright stars generate tremendous amounts of energy. Gigantic explosions catapult matter far out into ...

First study results of Russian Chelyabinsk meteor published

The meteor that exploded over Chelyabinsk, Russia in February 2013 was "a wake-up call," according to a University of California, Davis scientist who participated in analyzing the event. The work is published November 7, ...

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