“The discovery of abundant siderite in Gale Crater represents both a surprising and important breakthrough in our understanding of the geologic and atmospheric evolution of Mars,” Benjamin Tutolo, associate professor at the University of Calgary, Canada, and lead author of the paper, said in a statement.

A team of scientists has uncovered new details about Mars’ Jezero Crater using the Perseverance rover's cutting-edge technology. Their research reveals a complex volcanic history marked by diverse iron-rich rocks,

Could Mars have really been home to alien lifeforms? NASA's most recent discovery, made by its Curiosity Rover on the Red Planet, has unveiled data which brings scientists one step closer to knowing