In this curious film, a pair of friends venture out into the desert to build an accurate to scale model of our solar system.

The U.S. and China are in a sprint toward manned missions to the lunar surface by the end of this decade, with sights on 2029 ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

One of the studies, led by Dr. Aleksandra Sokołowska of Brown University and Imperial College London, has identified 258 ...