When the Apollo 11 astronauts left the surface of the Moon on July 21, 1969, they brought home samples of solar wind particles, lunar rocks and dirt, and a big helping of perspective.
An Earth Observatory reader used widely available software to correct the oblique perspective of an earlier photograph of Montserrat and to adjust the color. The story of how he modified the image includes step-by-step instructions that can be applied to other photographs.
When the DSCOVR mission was conceived in the late 1990s, one of the central ideas was to provide daily, natural-color views of the entire Earth so that everyday citizens could see it. Seventeen years later, we have that view.
This image of Earth was captured by the MESSENGER spacecraft during a flyby of our home planet on August 2, 2005. Parts of South and North America were in view.