Commonly Used
ADS Custom Query Form
ADS Journal/Volume/Page Query Form
astro-ph/
NED
IfA sitemap
Mauba Kea Weather Center
Solar System Dynamics
Landolt Standard Stars (CFHT)
Optical/UV Spectrophotometric Standard Stars (ESO)
Telescopes
Archives
MiscellaneousSkyView
Sky & Telescope
Astronomy Picture of the Day
CMB anisotropy tutorial of Wayne Hu
Academia Sinica Institute of Astronomy and Astrophysics (ASIAA)
Jean-Paul Kneib's homepage
Institute of Astronomy, National Central University
David Malin's Home Page
Anglo-Australian Observatories Image Gallery
ADC/CDS Landolt Standards