Issue 7 of Principium, the quarterly publication of the Initiative for Interstellar Studies is now published.
Issue 7 | December 2013
This issue features –
- Introduction by Sarah Margree
- News from the initiative
- Voyager 1 Leaves the Heliosphere
- The New Horizons Message Initiative
- Project Icarus Workshop
- The Alpha Centauri Prize
- Starship Cities
- Enzmann Starships