For the first time, seismologists have imaged the interior of another planet. Using data from NASA's InSight spacecraft's seismometer, the agency's Mars rovers and orbiters around the red planet, the ...

An enduring source of magma on Mars fueled volcanic eruptions for billions of years, clues inside a rock flung from the Red Planet reveal. The newfound rock belongs to a batch of meteorites called ...

When NASA's InSight lander touched down on Mars in 2018, the mission team hoped the stationary spacecraft would be able to perform a checkup on the red planet's interior. Now, InSight and its ...

Interior view Artist’s concept of the exoplanet WASP-107 b shows turbulent atmospheric mixing within the planet’s gas envelope. (Courtesy: Roberto Molar Candanosa/Johns Hopkins University) With a ...

A surprisingly low amount of methane and a super-sized core hide within the cotton candy -- like planet WASP-107 b. A surprisingly low amount of methane and a super-sized core hide within the cotton ...

The mystery of Mars's interior has been revealed thanks to marsquakes. The liquid core of Earth's planetary neighbor is quite a departure from our own planet's deepest characteristics. Composed mostly ...

Seismic activity on the Red Planet – unsurprisingly called marsquakes instead of earthquakes – has allowed scientists to draw some conclusions about the rocky material that makes up the planet's ...