From eerie doorways to a floating spoon – six mysterious sightings on Mars revealed

NASA has been exploring Mars from afar for decades and over time all sorts of odd and unexpected sightings have been made.

Today, the space agency is still looking for possible signs of alien life on the mysterious Red Planet.

NASAObjects like this mystery cylinder have been spotted on Mars[/caption] NASA/JPL-CaltechConspiracy theorists were convinced this is a statue belonging to aliens[/caption]

And plans are being made to finally put boots of astronauts on Mars as early as the 2030s.