This extraordinary image was taken in 1966 by Lunar Orbiter 1, and is the first image of the Earth from the Moon. The image was recently released at a higher quality than ever before, due to a restoration project twenty years in the making. (You can download the “small” high-res version here; small = over 3000 pixels wide.)

Below, a detail shot at near-full resolution, showing some of the textures captured way back when: