This faraway, ancient ball of stars may have been captured from another galaxy that passed too close to the Milky Way.

Earth and Mars are constantly moving, but don’t stay a constant distance apart. Plus, spacecraft don’t travel in a straight line to their destination.

A 12-ton rocket loaded with a 1-ton warhead, the V-2 ’s successful launch would prove to be exceptionally significant to both the military and to space exploration. On Oct. 3, 1942, the V-2 was fired ...

Last Quarter Moon occurs at 7:43 A.M. EST on Monday, February 9. This phase is best viewed in the early-morning hours; early risers can catch it before dawn, and our satellite remains visible in the ...

Psyche appears to be an iron core, or part of one, produced during the history of collisions experienced by a fairly large asteroid with other large asteroids. The collision or collisions were likely ...

Michael has been fascinated with the stars all his life. His astronomical journey began in third grade, after his parents bought him a set of constellation flash cards. From that day forward, ...