While making the deliveries, the Blue Ghost lander experienced one lunar day. During the course of that day, it captured ...

While the season officially begins at 4:01 a.m., a clear look at Thursday's sunrise will likely be obscured by cloud cover as overnight rain and snow begins to dissipate from the region.

Equinoxes occur twice a year, in spring and fall, when Earth's axis is tilted neither toward nor away from the sun. As a ...