Download the Henry Buhl, Jr. Planetarium & Observatory Astronomical Calendar .

What’s Happening in the Sky Today?

• Sky & Telescope - Sky at a Glance
• Astronomy Picture of the Day
• EarthSky

Eclipses

• Sky & Telescope's Eclipse Page

Star Buying

• IAU's Position on "Buying Stars or Star Names"

Planets

• Welcome to the Planets (JPL)
• Views of the Solar System
• Solar System Simulator - Create a Color Image of a Planet or Satellite From a Variety of Views.
• Sky & Telescope's Planet Observing Page

Meteors

• Sky & Telescope's Meteor Page

Comets

• Sky & Telescope's Comet Page
• STARDUST Home Page

Asteroids

• Sky & Telescope's Asteroid Page
• Near Earth Asteroid Rendezvous Mission to Eros

Sun, Aurora

• Stanford Solar Center - Activity Resources
• Sunspots
• Sky & Telescope's Solar Observing Page
• Sky & Telescope's Aurora Page
• Auroras
• Space Weather Bureau
• Big Bear Solar Observatory

Moon

• Sky & Telescope's Moon Page

Stars & Constellations

• Stars & Constellations
• Sky Chart (Sky & Telescope)
• Printable Star Charts - Northern &
  Southern Skies
• Phil Plait's Bad Astronomy - What's Your Sign?

Telescopes

• Cloudy Nights Telescope Reviews

Satellite Observing

• SatPasses Over North American Cities - ISS, Space Shuttle, Mir, HST, Others
• NASA RealTime Data - ISS, Space Shuttle
• Sky & Telescope Satellite Observing

Space

• Space Telescope Science Institute
• NASA for Kids
• Science@NASA
• NASA Human Space Flight
• Students for the Exploration and Development of Space (SEDS)
• Universe Today - Space Exploration From Around the Internet
• Today at NASA
• SETI Institute
• SETI League
• SETI@Home

Astronomy Career

• National Optical Astronomy Observatories
• Frequently Asked Questions About
  Being an Astronomer