The corner-cube reflectors Buzz Aldrin #centimetres #drifting #earth #laser
The moon is drifting away from Earth by about 3.8 centimetres a year — measured to the millimetre by bouncing laser light off mirrors the Apollo astronauts left sitting in the lunar dust more than half a century ago
https://atlas.whatip.xyz/post.php?slug=the-moon-is-drifting-away-from-earth-by-about-38-centimetres-a-year-measured-to-the-millimetre-by-bouncing-laser-light-off-mirrors-the-apollo-astronauts-left-sitting-in-the-lunar-dust-more-than-half-a-century-ago
Breaking:
