Nasa's ball of fire heads for Earth
Houston, we have yet another problem. More than 30 years after it put the first man on the moon, Nasa is concerned about how to avoid showering the globe with huge shards of red-hot metal. Last
Houston, we have yet another problem. More than 30 years after it put the first man on the moon, Nasa is concerned about how to avoid showering the globe with huge shards of red-hot metal. Last