It is in the

It is in the long run essential to the growth of any new and high civilization that small groups of men can escape from their neighbors and from their government, to go and live as they please in the wilderness. A truly isolated, small, and creative society will never again be possible on this planet. … Read more

There are three reasons,

There are three reasons, . . . apart from scientific considerations, mankind needs to travel in space. The first . . . is garbage disposal; we need to transfer industrial processes into space so that the earth may remain a green and pleasant place for our grandchildren to live in. The second . . . … Read more

If the human species,

If the human species, or indeed any part of the biosphere, is to continue to survive, it must eventually leave the Earth and colonize space. For the simple fact of the matter is, the planet Earth is doomed… Let us follow many environmentalists and regard the Earth as Gaia, the mother of all life (which … Read more

Forty years as an

Forty years as an astronomer have not quelled my enthusiasm for lying outside after dark, staring up at the stars. It isn’t only the beauty of the night sky that thrills me. It’s the sense I have that some of those points of light are the home stars of beings not so different from us, … Read more

There is just no

There is just no way that I can understand in God’s green earth that an airline could undertake with its normal procedures the operation of the Space Shuttle. . . . You don’t put parachutes on airliners because the margin of safety is built into the machine. The 727 airplanes we fly are proven vehicles … Read more