Watch the Dawn Aerospace's Mk-II Aurora Spaceplane light up it rocket engine test flight. Credit: Dawn Aerospace ...

NASA is developing a groundbreaking spacecraft concept designed to revolutionize Mars travel. The ambitious plan involves ...

Is it a bird? Is it a plane? No, it's super Neptune! But this Superman-mimicking planet is not blasting through space on its own. It is being dragged along by its parent star.

For decades after his military service, Bruce Whipple would take his mobile museum filled with Vietnam-era items to military shows, schools and air shows. The 75-year-old, who served in the Vietnam ...