Lists of Stars, particularly:
List of Nearest Stars and
List of Nearest Bright Stars
Solar Analog
Planetary Habitability
Project Rho (Main Page)
3-D Starmaps (how-to)
Actual Maps
Atomic Rockets
An Atlas of the Universe (Main Page)
A List of the Nearest Stars (out to 20 ly)
Multiple Star Orbits
SolStation (Main Site)
Notable Nearby Stars (out to 100 ly)
Orbit Animations
Stars and Habitable Planets
Life on Earth and Elsewhere
ARI Database for Nearby Stars
The Internet Stellar Database
Our Stellar Neighborhood
All (known) Bodies in the Solar System Larger than 200 Miles in Diameter
Extrasolar Visions
The Constellations and Their Stars
Stellar Structure and Evolution Simulator