In a further sign of Russian friendliness, Putin has threatened to "point" missiles at Western cities. What exactly does this "pointing" mean? I would assume...

http://news.bbc.co.uk/1/hi/england/cornwall/6096208.stm It seems like the air above Cornwall and Devon got hit by a meteor. Just a warning shot? If it had...

I thought thought there'd be a lot of discussion about this. Seems like the right idea for once from NASA. Of course, execution is key. I thought the VSE...

Can anyone point me to recent studies done on lunar mass drivers? In the 70s, these were conceived as being several miles long, but now it seems only 160m or...

http://news.bbc.co.uk/1/hi/sci/tech/6324923.stm I suppose this will worry the case for Mars activists. If this goes ahead, people might think Phobos is a more...

http://www.spacex.com/updates.php Good luck to them. Interesting statement he I know it has been a year since our last launch and some people...

This is the top item in the London local news http://news.bbc.co.uk/1/hi/england/london/6496489.stm Quote: "The technology will reduce the need for unpopular...

On 24 Apr, 05:42, Pat Flannery wrote: Alex Terrell wrote: How easy would it be to make a satellite stealth? The core of the...

It seems like things like this aren't discussed anymore here. http://www.aiaa-houston.org/cy0607/event-22feb07/Connolly_AIAA_2-20-07.pdf Has all the serious...

If space crew make multiple transits through the Van Allen Belts, what sort of protection do they need? I would think that the Van Allen belts don't trap...

Can anyone tell me what the delta V required by a lunar lander / ascent vehicle is? http://www.answers.com/topic/delta-v-budget gives 1600...

jimmy wrote: "Mike Combs" wrote: "Scott Hedrick" wrote in message ...

What kind of satellite communications will bases on and around the moon need? This is not so easy, since some the most interesting locations (the Poles, and...

wrote: This article was interesting: http://www.newscientist.com/article.ns?id=dn6802 As usual, there seems to be some tradeoff in...

When a new strategy is defined in large corporations, the next steps is to reorientate the various change programs to support this strategy. Similarly, NASA...

It occurs to me that because we live in a society where the main institutions are necessarily controlled by the rich, who constitute an elite minority, and...

I wrote the following article for the student paper, http://www.technicianonline.com/01232004/Opinion/O2_sheppard.php As a side note, the editor's intro line...

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It occurs to me that to say the space program is carried out by a state bureaucracy is in a sense mostly untrue. Most of NASA's money is used to hire...

This is a reply I posted earlier, I thought it might be important enough to post as a seperate message. (Rich Pournelle) wrote in message...