Harrison SchmittBlue MarbleThe first photograph of the fully illuminated Earth, taken during the last journey to the MoonApollo 17, 7-19 December 1972Vintage chromogenic print on fibre-based paper, 20.5 x 25.5 cm (10 x 8 in), RED NUMBERED NASA AS17-148-22727, with A KODAK PAPER watermarks on the versoFootnotes:The crew of Apollo 17 were the only crew who, due to the night-time launch, were able to see their home planet fully illuminated by sunlight. This photograph became one of the most celebrated images of Earth and was widely ed by environmental activists. Illtrated: Chaikin, Space, p.131