the national radio astronomy observatory who is objecting to proposals by irobot to release a radio wave-guided lawnmower .
it claims irobot 's machines will interfere with its sensitive radio telescopes which astronomers are using to pick up signs of alien life .
this is according to the national radio astronomy observatory who is objecting to proposals by irobot to release a radio wave-guided lawnmower , spectrum manager for the observatory , told bloomberg that