small44@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agoTIL that a day on earth used to be just 19 hours longwww.popularmechanics.comexternal-linkmessage-square6fedilinkarrow-up147arrow-down13file-text
arrow-up144arrow-down1external-linkTIL that a day on earth used to be just 19 hours longwww.popularmechanics.comsmall44@lemmy.world to Today I Learned@lemmy.worldEnglish · 1 year agomessage-square6fedilinkfile-text
minus-squarewackypants@lemmy.worldlinkfedilinkEnglisharrow-up9·1 year agoAnd the moon was 17 times closer to the Earth than it is now! You’d have needed air tanks and maybe a full environmental suit to appreciate it for more than a few seconds though.
And the moon was 17 times closer to the Earth than it is now! You’d have needed air tanks and maybe a full environmental suit to appreciate it for more than a few seconds though.