Unfortunately, kids are led to believe things are easier to achieve than they really are.

Is the destiny of the human species to sit back and play with our mouse and computer and imagine, fantasize?

The best way to study Mars is with two hands, eyes and ears of a geologist, first at a moon orbiting Mars... and then on the surface.

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

The government needs a role in carrying out exploration. They will be leading the development of the engines that are needed, and the private sector will take advantage of those.

I'm in favor of changing the destination of humans. There are a lot of manned missions that can be done, but not in the direction of the moon.

Mars, we know, was once wet and warm. Was it home to life? And what can living and learning to work on its rust-colored surface teach us about the future of our own planet, Earth? Answering those mysteries may hold the key to our future.