Mars Orbiter Camera photograph has sparked interest online, and it's even piqued the interest of Elon Musk. The picture shows a strange square shape on a region of Mars around 3 kilometres (1.9 miles) wide,

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Elon Musk, who has been vaguely described as a "special government employee" under Donald Trump's administration, suggested he intends to send astronauts to investigate the square

A mysterious square formation on Mars has caught the attention of SpaceX founder Elon Musk, who expressed his desire to explore it.

The structure was first spotted by NASA.

Among the weirder photos are ones purporting to show an "alien boot," a flying UFO, a mysterious doorway, metallic wreckage, a rock shaped like a human face, other strange carvings, an "alien" statue,

Every now and then, robots on the surface of Mars, or the spacecraft orbiting the planet, send back some fascinating images of rock formations on the Red Planet. These can range from the interesting (such as the donut-shaped rock that may not be from the planet) to the silly (hello,