German Rosat spacecraft to make uncontrolled re-entry

A big German spacecraft is about to make an uncontrolled fall from the sky.

The Roentgen Satellite (Rosat) is due to come back to Earth at some stage over the weekend - possibly Sunday.
Just as for Nasa's UARS satellite, which plunged into the atmosphere in September, no-one can say precisely when and where Rosat will come in.

What makes the redundant German craft's return interesting is that much more debris this time is likely to survive all the way to the Earth's surface.  More