Humanity's return to the moon will have to wait at least another four weeks.

NASA ran into exasperating fuel leaks during a make-or-break test of its new moon rocket Monday, calling into question how soon astronauts could take off for a trip around the moon .

As well as the first return of people to the vicinity of the moon in more than 50 years, Christina Koch and Victor Glover will become the first woman and first person of colour respectively to travel ...