During its ongoing investigation of Martian rocks in Gale Crater, the Curiosity rover stumbled on a tiny surprise. The rock artifact, which resembles a piece of coral or a flower, is smaller than a penny.
Sign up for CNN's Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. This may be the closest we will ever come to finding a flower on Mars.
The Martian"flower" and the spherical pieces next to it were likely"made in the ancient past when minerals carried by water cemented the rock," according to NASA. Curiosity took an image of the little rock arrangement on February 24 using the Mars Hand Lens Imager, a camera located on the end of its robotic arm.
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