Inter PlaNetary Internet - Study to design a deep space communications network protocal.

Solar Sails - Solar sailing and photonic propulsion.

Asteroid Mining Technology - Personal site and opinions on space.

ZARM - Center of Applied Space technology and microgravity, at Bremen University. With specification of the research facilities including a drop tower.

Plastics and Space - Provides information about the use and history of plastics in applications in space.

University of Leicester: Space Research Centre - Houses a number of research groups including Earth Observation Science and the Solid State Devices Group.