Astronauts have been stuck in low-Earth orbit, boldly going nowhere. American attempts to kick-start a new phase of lunar exploration have stalled am….

Point-to-point transit via low orbit could dramatically speed up international flights, connecting the world even further. And safe, consistent space….

The enormous energy of the twentieth century, enough to drive the planet into a new orbit around a happier star, was being expended to maintain this ….

I don't go along with going to Moon first to build a launch pad to go to Mars. We should go to Mars from Earth orbit. We have already been to the Moo….

No one knows how to make going to orbit orders of magnitude safer and orders of magnitude more affordable..

Neptune controls Pluto's orbit. Neptune is the bully of that neighborhood..

Renormalization is just a stop-gap procedure. There must be some fundamental change in our ideas, probably a change just as fundamental as the passag….

It seems to me, thinking of it, that there must be some universal plan which set in motion the orbiting of the electrons about the nucleus and the sl….

Why must women stay quietly? Why must we be little moons, each of us stuck in our little orbit, revolving around a planet that is some man? Why can't….

Microsoft went into orbit because it had a booster rocket attached to it called IBM..