Russian and US experts say the first-ever collision between two satellites has created clouds of debris that could threaten other unmanned spacecraft.
Russia's Mission Control spokesman Valery Lyndin says there is little risk to the international space station with three crewmembers aboard. Satellite collision
Lyndin said Thursday that officials would monitor the debris from Tuesday's collision to make sure no fragments get near the station. He said the station's orbit was adjusted in the past to avoid debris.
Other Russian and US officials warn that satellites in nearby orbits could be damaged.
The smashup occured over Siberia when a derelict Russian military communications satellite crossed paths with a US Iridium satellite.