![](http://www.alamy.com/thumbs/6/F3AE8AD3-D158-4BE7-B54B-8001C76B0CD5/D4T085.jpg)
The feature known as Lunar-X visible only for a few hours on the moon surface.
Size: 5674px × 3195px
Photo credit: © Luis Argerich / Stocktrek Images / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: astronomy, background, black, blanchinus, caille, crater, crisis, crisium, detail, horizontal, la, lunar, mare, moon, nearside, night, outdoors, part, phase, photography, purbach, sea, semi-circle, serenitatis, serenity, space, surface, terminator, tranquility