NASA is planning to put astronauts on the moon for the first time since 1972. CNN's Jackie Wattles breaks down the audacious mission design that has experts worried the US could lose the new moon race. Note: The following animations are not to scale, and details such as flight paths are simplified to give an illustrative overview of the mission design. Read more: https://cnn.it/48eAVJM | CNN

Incredible timelapse footage captured the setting of the waxing crescent moon on Saturday, November 22, behind the Walton Lighthouse in Santa Cruz, California. "Earthshine" is a phenomenon where the faint glow on the dark side of the moon is caused by sunlight reflecting off Earth and then onto the lunar surface. It is most visible during a thin crescent moon, when a "full earth" is visible in the moon's sky, illuminating the unlit part of the moon's face. For the latest Bay Area news: https://a