Search found 33 matches
- Sat Apr 18, 2009 4:03 am
- Forum: General
- Topic: Space Solar Power
- Replies: 34
- Views: 9675
There's the small problem of $11 000/kg costs of putting anything in geostationary orbit. And there's of course the pesky need for a ~1 km diameter 2.4 GHz antenna in orbit. The rectenna on Earth would need to be about ~10 km; you could make it smaller but then the transmitting antenna in orbit woul...
- Tue Jan 13, 2009 10:16 pm
- Forum: News
- Topic: More EEStor news
- Replies: 40
- Views: 27777
- Mon Jan 05, 2009 10:47 am
- Forum: General
- Topic: To those concerned Obama was anti-nuclear (IntLibber)
- Replies: 41
- Views: 14520
It's necessary to get behind someone in order to stab them in the back. This doesn't mean that I distrust Obama or dislike his choice of Steven Chu; it's just a matter of fact that it's much easier for your criticism to be taken seriously if you are percieved as being part of a group of people who a...