News, Images, Animations, and Research
  • Astronomy Picture of the Day
  • Latest SOHO Images of the Sun
  • Latest SDO Images of the Sun
  • Solar System Pictures
  • Jet Propulsion Lab
  • Space.com
  • Zooniverse Science Research

    • Popular Magazines
  • Sky and Telescope Magazine
  • Astronomy Magazine

    • Observatories and Telescopes
  • History of Telescopes
  • National Optical Astronomy Observatories
  • National Radio Astronomy Observatory
  • The Solar and Heliospheric Observatory (SOHO)
  • The United States Naval Observatory
  • The Space Telescope and Science Institute
  • Stratospheric Observatory for Infrared Astronomy (SOFIA)
  • Hubble Space Telescope Information

    • Astronomy K-12 Education
  • Astronomy and Space Websites
  • Scale of the Universe!!
  • The Scale of the Universe
  • Universcale (by Nikon)
  • 3D Map of the Galaxy
  • The Solar Wind Tunnel
  • Why We Cannot See Alien Life
  • Online Education - The Planets and Space Science
  • Earth Science Lesson Plans
  • HiRISE Image Catalog of Mars
  • The StarChild Project: NASA and K-12
  • Exploration in Education (downloads available)
  • NASA's Imagine the Universe (for ages 14+)
  • Space Science Education
  • US Space Flight History
  • Windows to the Universe
  • The Center for Science Education
  • Teacher-Developed Activities
  • Mysteries of Deep Space (for middle & high school)
  • NASA's Education and Public Outreach
  • Welcome to the Planets (grades 2-6)
  • Overview of the Solar System (grades 2-6)
  • Small Planet Communications (grades 2-6)
  • Educational Space Simulations Project
  • Sunset Movie

    • Astronomical Societies and Organizations
  • American Astronomical Society
  • American Association for the Advancement of Science
  • NASA
  • European Space Agency

    • Astronomy Shareware, Software, and Star Charts
  • Travel times to celestial objects!
  • See what is in the sky above you!
  • Astronomy Software for the Macintosh