Astronomy Resources

Astrophysics Preprint Archive
ADS Custom Query Form: Astrophysics Data System Article Search
The Astrophysical Journal
The Astronomical Journal

NED: NASA Extragalactic Database
SDSS: Sloan Digital Sky Server
NASA Homepage

National Optical Astronomy Observatories
National Astronomy and Ionosphere Center

Astro Sites: Galleries, News

Astronomy Picture of the Day
Sky & Telescope Homepage includes news section
Hubble Space Telescope Site News, Image Gallery
Phil Plait's Bad Astronomy Home Page

Fight Light Polution!

International Dark Sky Association
The World Atlas of Artificial Night Sky Brightness
GLOBE at Night


Weather Underground for Schenectady, NY
Albany Clear Sky Clock

Observation Planning Resources

Sky View Cafe Star Charts and Ephemeris
Astronomical Sky Calendar
Find Rise and Set Times of Sun and Moon, Time of Astronomial Twilight
Local Apparent Sideral Time
Schenectady at
Online Ephemeris
Fraction of the Moon Illuminated

Finding Charts

SkyView Virtual Observatory
Sloan Digital Sky Survey Navigate Tool
Open Cluster Finding Charts and Photometry


IDL Software: Research Systems Website
The JHU/APL/S1R IDL Library
The IDL Astronomy User's Library
Marc W. Buie, Lowell Observatory
Search IDL Astronomy Library Routines

Last updated: August 5, 2008