The Red Planet rocks have strange shapes.

The vehicle's Mast Camera, or Mastcam, snapped some postcard-worthy photos when the rover encountered finger-like rocks.

Tweet may have been deleted

(opens in a new tab)

Agency researchers said that it wasn't a old hand clawing out of the ground. Sorry to everyone. There is no evidence of life on other planets. According to a NASA post, the rocks formed as the water flowed through them. The process could have deposited cement.

The rocks became exposed to the air and gusty winds eroded the softer material around the cement parts, carving the harder pieces into odd shapes.

Curiosity studying Mars

Curiosity is the largest rover ever sent to Mars, arriving on the desert planet in August 2012. Credit: NASA

It has been climbing Mount Sharp for about eight years. A region that could hold evidence of a major change from wet to dry in the planet's early history is being investigated by a car-sized robot.

The largest rover ever sent to Mars arrived on the red planet in August of 2012 It's been studying rocks from a time when Mars could have supported life.