Kosmos-482, which was headed to Venus, is expected to re-enter Earth’s atmosphere by the end of this weekend. Experts don’t yet know where it may come down.

A defunct, Soviet-era spacecraft is falling back to Earth uncontrolled, but experts say there’s little cause for alarm.

A Soviet spacecraft, Kosmos 482, launched in 1972 for a failed Venus mission, is expected to re-enter Earth's atmosphere this weekend. The half-ton, titanium-clad spacecraft is likely to survive re-entry but may be damaged upon impact.