Related topics: mars

Tracking the threat of asteroids and comets

In 1994, astronomers watched in awe as the comet Shoemaker-Levy 9 crashed into the planet Jupiter, creating massive fireballs exploding with the force of six million megatons of TNT—equivalent to 600 times the world's nuclear ...

Mars impact crater or supervolcano?

These images from ESA's Mars Express show a crater named Ismenia Patera on the Red Planet. Its origin remains uncertain: did a meteorite smash into the surface or could it be the remnants of a supervolcano?

Dawn explores Ceres' interior evolution

Surface features on Ceres—the largest world between Mars and Jupiter—and its interior evolution have a closer relationship than one might think.

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