Research
NASA ADS - Astrophysics Paper Search
arXiv - Preprint Papers
NASA Skyview - See the sky in any wavelength
Simbad - Astronomical object database
NED - Extragalactic object database
General Astronomy
Astronomy Picture of the Day
Heavens Above - Skymaps & Satellite Times
Handbook of Space Astronomy and Astrophysics
Encyclopedia of Astronomy and Astrophysics
The Ohio State University
The Ohio State University
College of Arts and Sciences
Department of Astronomy
University of Notre Dame
The University of Notre Dame
Department of Physics & Astronomy
iLocater
Our Universe Revealed
Large Binocular Telescope
The Large Binocular Telescope
LBT Science Operations & Schedules
Cambridge
The University of Cambridge
Institute of Astronomy
IoA All-Sky Camera
Live Cambridge Weather