Monumental achievements by humanity should be done by major organizations as much together as possible.

Does it make sense for the U.S. to expend hundreds of billions of dollars to mount a new Apollo-style program to return to the moon? Or have we blazed that trail? Shouldn't we help other nations achieve this goal with their own resources but with our help?

Program Alarm, it's a 1202.

Some things just can't be described. And stepping onto the moon was one of them.

Long-term, I see robotics prevailing on the moon. . . . The most important decision we'll have to make about space travel is whether to commit to a permanent human presence on Mars. Without it, we'll never be a true space-faring people.

There's no guarantee that the United States will be around 200 years from now.

We can't start over and develop a Saturn 5-type vehicle from scratch.