An interactive 3D model of the Solar System.
Space Settlements: A Design Study
Modern cosmology in brief. And by brief, I mean one full hour of your time. And by modern cosmology, I mean "we are all f*cked."
Soyuz: User's Manual (8.5MB PDF)
The High Frontier, Redux, by Charles Stross.
Acclaimed sci-fi writer Charles Stross discusses interstellar travel.
Notable stars in our stellar neighbourhood.
Runaway consumerism explains the Fermi Paradox
Apollo 17 astronauts singing on the moon.
At what distance from Earth can radio and TV signals be detected, given current technology? Not very far beyond Pluto's orbit, really.
An overview of reactors for space missions shows current designs are still below the MWe range required for magnetoplasmadynamic thrusters.
