spacearchitect.org的 10 大竞争对手

aiaa.org

AIAA is the world’s largest aerospace technical society. With nearly 30,000 individual members from 85 countries, and 95 corporate members, AIAA brings together industry, academia, and government to advance engineering and science in aviation, space, and defense.

aceize.com

greg kontos' personal blog about everything

apollo-society.org

Discover the story behind Neil Armstrong's iconic Moon landing quote and its lasting impact on space exploration, language, and human achievement.

cosmosfrontier.com

Would it be on the radio, the television or in the newspapers, everyone is invaded by news of wars, famines, poverty, etc. People start to doubt that a

ipnsig.org

The IETF DTN Working group is meeting next Friday, 11 November, at 0700-0900 EDT.Remote registration for a single day is $125 ($50 for students). You may register here.The agenda for this meeting is: • Admin, Chairs, 10 mins. • Charter and Milestone Overview and Discussion, 20 mins. • DTN Chairs • BPv7 Types Registry Extension, 15 mins. • Brian Sipos • BPv7 Wireshark Dissector Review and Demonstration, 10 mins • Brian Sipos • BPSec COSE Security Context Status, 10mins • Brian Sipos •

nss.org

Planetary Defense The Earth is silently but continuously threatened by near-Earth objects—asteroids—some of which we will not spot until it is too late.The National Space Society works tirelessly to urge Congress to address these potential Earth-wrecking objects, but much remains to be done. You can make a donation to help protect our planet at go.nss.org/defendearth.There are...

space.mike-combs.com

space settlement webpage with pictures and a faq file

spaceset.org

Explore fictional space industry subcontractors that support SSDC teams. Learn how prime contractors use specialized services to design realistic space settlements.