The destruction, however, would be quite huge, and the loss of life would be in the billions.
Dr Lindley Johnson spoke about this in Vienna on Wednesday after emerging from a session of the United Nations committee on space exploration.
Threats from space became a hot topic last weekend after a huge meteorite crashed into Russia’s Chelyabinsk Region, blowing out countless window panes and leaving close to 1,500 people injured by flying debris and broken glass.
Voice of Russia, RIA
-
Russia to slash Progress launches to ISS by half
-
US astronauts made another spacewalk
-
Cosmonauts tested
-
Machu Picchu hosts radio contact with ISS
-
Atlantis heading home on last voyage
-
ISS crew has farewell dinner before return to Earth
-
Soyuz TMA-20 to blast off to ISS Wednesday
-
Soyuz TMA-20 launch set for December 15
EU proposals on lifting arms embargo for Syrian opposition unacceptable - Russia's envoy to EU