NASA's asteroid-orbiting Psyche spacecraft has moved a step closer to lift-off after being unveiled to media 

Engineers are putting the final touches on Psyche before shipping it to Florida ahead of its launch in August

It will explore a metal-rich space rock of the same name in the main asteroid belt between Mars and Jupiter

Experts think Psyche, which is about 173 miles wide, could be worth $10,000 quadrillion (£8,072 quadrillionAAA)

NASA's asteroid-orbiting Psyche spacecraft has moved a step closer to lift-off, after being unveiled to the media ahead of its launch this summer.

Engineers are putting the final touches on the probe, which is set to blast into space from Cape Canaveral, Florida, in August on its journey to a metal-rich asteroid of the same name.