Wikipedia contributors. (2024, December 15). Julien Offray de La Mettrie. In Wikipedia, The Free Encyclopedia. Retrieved 23:38, May 12, 2025, from https://en.wikipedia.org/w/index.php?title=Julien_Offray_de_La_Mettrie&oldid=1263247696
The Blue Marble (Wikipedia) The Blue Marble is a photograph of Earth taken on December 7, 1972, from a distance of around 29,400 kilometers (18,300 miles) from the planet’s surface.