[mad_as_he$$]

Nuclear powered?

[desertsolitaire]

My best recollection is that a returning, failed, Venus probe spacecraft was what set off the revival of corpses in the original Night of the Living Dead film. If so, dont say I never warned you.

[Buckeye McFrog]

Nuclear powered?

Most Russian craft of that era were.

[Army Air Corps]

If this was indeed a failed Venera probe, then it was not nuclear powered.