Category Archives: Space

Virgin Galactic

is grounded. I wonder if they’ll take away their allowance, too?

Honestly, this seems kind of dumb. A SpaceShipTwo that is out of fuel is no more of a risk to public safety than a business jet. In fact, it’s less, if the jet goes down full of fuel.

[Late-evening update]

My assumption when I wrote the original post was that the concern was uninvolved public on the ground. It didn’t occur to me that it could be incurring on other airspace that might be unaware of it, and into which it was not supposed to go. My bad.

The Latest Salvo Against Innovation

The usual suspects want to end the learning period for commercial spaceflight.

As George points out, it is not obvious that making people wear pressure suits doesn’t add more hazards than it reduces. We don’t make everyone on an airliner wear a parachute. We minimize the possibility that they’ll need one. Just design to vehicle to have a low probability of unexpectedly depressurizing. We know how to do this much better today than we did in the sixties.