As countries and private companies ramp up space exploration, a study has found there is a real risk of people on Earth being killed by space junk.

As countries and private companies ramp up space exploration, a study has found there is a real risk of people on Earth being killed by space junk.

If it's happening in Brisbane, you'll hear about it first on 4BC Breakfast.

If it's happening in Brisbane, you'll hear about it first on 4BC Breakfast.