A team of planetary scientists from Belgium, the U.S., France and Germany has found evidence from the InSight lander that suggests Mars has an all-liquid core and internal mass anomalies. In their ...

Here's one of the cool things you learn when you land a seismometer on another planet: Mars's days are getting shorter. Or to put it another way, the planet is spinning faster. That was discovered ...

A deep pocket of hot, low-density material hiding in the Martian mantle may be responsible for gradually speeding up the planet’s spin, according to a peer-reviewed study that connects orbital gravity ...

Why it matters: NASA's InSight mission began studying Mars in 2018, and it didn't stop recording and sending data until its last breath, in December 2022. That trove of scientific data continues to ...

After 11 years studying Mars from above, NASA's MAVEN spacecraft is officially dead, the agency announced in a statement on Wednesday (June 3). The culprit: a drained battery, triggered by an ...