NASA
The Solar Data Analysis Center (Sdac)
The Solar Data Analysis Center at NASA provides all the latest information learned about the sun. Content includes a look at information brought back by several satellites.
California Institute of Technology
Nasa: Infrared Astronomy
A complete, multi-page tutorial on infrared radiation and its importance to astronomical studies.
Harvard University
Chandra X Ray Observatory: Video Podcasts: The Incredible Two Inch Universe
A set of podcasts outlining a four-step process for understanding the vastness of our universe, from the vicinity of the Earth and Moon, out into distant galaxies. Downloadable instructions and a handout are included, as well as...
California Institute of Technology
Ipac: Iras Gallery
This site from IPAC is a series of images of various celestial objects and regions as viewed in infrared light. Each photo is accompanied by a caption.
Curated OER
Science Kids: Science Images: Observatory
A photo taken on a fine day showing a number of telescope domes at an observatory.
Curated OER
Science Kids: Science Images: The Sun
An amazing photo of the sun taken by an x-ray telescope.