how long does it take till you run out of oxygen is space?

Question: how long does it take till you run out of oxygen is space?
- Keywords:
  oxygen,
  space
Asked by lala to Monique on 12 Nov 2015.
- Monique Henson answered on 12 Nov 2015:
  
  It would depend how much oxygen you had. According to this website when astronauts go out on space walks they normally take two oxygen tanks that lasts around 6-8 hours.

Question: how long does it take till you run out of oxygen is space?