A gigantic object the size of a planet has appeared on astronomers' screens lurking near Mercury, with UFO hunters around the world wondering whether it’s an alien ship.
The object appears from nowhere in a sequence of images of a coronal ejection from the Sun, taken by a Nasa telescope.
As the flare races past Mercury, a huge round object appears next to it – but Nasa scientists insist that the object is merely a result of the way the images are processed. Read More source
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A theory has emerged that it is a cloaked spaceship orbiting Mercury after a camera onboard NASA's STEREO spacecraft captured a wave of electronically charged material shooting out from the sun. This collided with the planet on Thursday. The images represent a "coronal mass ejection" (CME) which suggests that alien life could possibly exist within our solar system.
Update - NASA's response to the video - Mercury UFO Just Artefact Not Spaceship 2011