SCHOLARLY POV

In a recent ABC News/Yahoo! interview with Christiane Armanpour, senior fellow in space policy George Abbey reflected on the state of the U.S. space program 50 years after President John F. Kennedy challenged America to put a man on the moon.

"NASA is right now is struggling," said Abbey, the former director of the Johnson Space Center. "They are developing a vehicle that will hopefully go beyond Earth orbit, but [the design] returns to a capsule much like we flew before."

On the other hand, the space program has evolved to the point that nations around the world are "working together for a common good to really accomplish great things scientifically in space."