@bOtM to /r/space: news, articles and discussion • 2 days agoWhy is it so hard to go back to the moon?www.scientificamerican.comexternal-linkmessage-square0arrow-up11arrow-down10file-text
arrow-up11arrow-down1external-linkWhy is it so hard to go back to the moon?www.scientificamerican.com@bOtM to /r/space: news, articles and discussion • 2 days agomessage-square0file-text