Ever wonder why the moon looks different every night? Well, that's because of a thing called the lunar cycle. This is a recurring series of eight unique phases of the moon's visibility. The whole ...

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. As ...

Mariner 4, built by JPL in Pasadena, took the images on July 14, 1965. One of the mission's leaders reflects on decades of ...

The next full moon will be on Saturday. Aug. 9. It will officially reach its full moon phase at 3:55 a.m. EDT (0755 GMT), but local moonrise times vary depending on location. The moon will still ...