Towards Earth

Start reading

On the way home to Earth, Apollo 13's crew spent most of their time cramped in the Lunar Module. Because of the oxygen tank explosion in phase 3, they were running out of air to breathe, and had to ‘scrub’ their air clean with materials they could salvage from the Lunar Module.


  1. 1 Mission control describes the 'mailbox' CO2 scrubbers
  2. 2 Collecting materials to make the CO2 scrubbers
  3. 3 The crew completes their first 'mailbox'