Though most projections estimate that the object will reenter the atmosphere around May 10, unknowns about its exact shape and size — as well as the unpredictability of space weather — make some degree of uncertainty inevitable.

The failed Venus probe launched by Soviet Union 53 years ago is expected to fall back to Earth this week and satellite trackers are analysing it through pictures. Ralf Vandebergh of the Netherlands has shared several images of the Cosmos 482 spacecraft which is losing altitude with each passing day.

A Soviet-era spacecraft meant to land on Venus in the 1970s is expected to soon plunge uncontrolled back to Earth.