Freya Castle looks quite unlike any rock seen on Mars before. But Perseverance could not stick around at Freya Castle to examine it for long before continuing its journey up the inner wall of the ...

After seeing the unusual Freya Castle from afar on Sept. 13, scientists took higher-resolution photos to get a better look before the rover drove away. The closeups show that the rock, about eight ...

The rock, which scientists dubbed "Freya Castle," has a never-before-seen texture. "Our knowledge of its chemical composition is limited, but early interpretations are that igneous and/or ...

They nicknamed the rock ‘Freya Castle’ and discovered it measures around 20cm in length and has a distinct pattern with alternating black-and-white stripes.

Researchers are now calling the rock "Freya Castle" — a nod to a craggy peak in the Grand Canyon — and are surmising that it came from somewhere at a higher elevation, according to NASA.

NASA’s Perseverance rover has uncovered an intriguing black-and-white striped rock on Mars, dubbed “Freya Castle,” raising hopes about the planet’s ancient habitability.

A half-mile stretch of Freya Street near the Esmeralda Golf Course will be the first casualty of Spokane’s 2025 construction season, with closures starting Monday and continuing through the ...

Nevertheless, the zebra-striped chunk of rock is simultaneously surprising, fascinating, and, yes, you guessed it, extremely cool. The rock was imaged on 13 September by Perseverance as it climbed the ...

Norway's beloved Freya the walrus was euthanized on Sunday due to health and safety risks, the country's Directorate of Fisheries said.

The killing of Freya has polarized Oslo and threatens to blight the image of a country more commonly associated with diplomatic good deeds than mob-like hits.

Freya the walrus has slowly made her way around several ports of call in the Baltic Sea. Her favorite pastimes, sunbathing, seafood, and crushing seafaring vessels.

Perseverance rover's discovery of a distinctive striped rock called 'Freya Castle' on Mars has captivated scientists and the public. The rock's unusual features indicate it may originate from a ...