Students compare and contrast the orbits of Earth and Mars, locate the planet Mars, and diagram its retrograde motion.

Students, after analyzing the history of a concentrator, model how a Genesis spacecraft concentrator works by playing a game. In groups of three or four, after being given materials to work with, are challenged to roll the rubber balls...

In this scientists worksheet, students read a brief synopsis of a scientist, then try to identify the person, 12 total. Worksheet contains links to additional activities.

This site provides information about the Hubble Space Telescope, and its mission into space.

Part of the National Air and Space Museum's online exhibition about Exploring Planets, this describes and gives visuals of telescopes, probes and fly-by aircrafts, orbiters, and landers as current methods for earth and airborne...

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

Homepage of a radio telescope operated by Caltech in Hawaii. This radio telescope focusses on submillimeter frequencies. Be sure to look at the General Information link for info on telescope and the Astrophysics link to find information...

Site describes multiple resources for the beginner amateur radio astronomer. Great general information for beginners on basic radio physics and on the fundamentals of radio telescopes. Nice set of links to other useful sites.

Read about the history of the Yerkes Observatory, which was run by the University of Chicago. This observatory houses one of the few research grade refractors in the world. The observatory was closed in October 2018 and discussions were...

[Free Registration/Login Required] This flipchart is intended to give a brief description of 4 people who contributed to the understanding of light through the use of microscopes and telescopes: Leeuwenhoek, Hooke, Galilei, and Newton.

This site from The Galileo Project of the Rice University provides an in depth history of the telescope and it's invention and growth over time. Too detailed for an Elementary student, but a great resource for an Elementary teacher.

A Java applet which allows the user to emulate a refracting telescope and a light microscope. This is a great site to get information on the subject and better understand it through diagrams and charts.

This online exploration provides an opportunity to identify the different properties of waves and the relationship that exists between energy, wavelength, and frequency. Correlate images from the Hubble Telescope to the wavelength,...

This section of the exhibition gives the history of the discovery and study of space starting with the Greeks and Romans through to the early 1900's.

Author and astrophotographer, Jerry Lodriguss, offers up tips, techniques and various images that he's taken both with and without the use of digital enhancement. An amazing amount of detail is provided to explain his approach towards...

NOVA provides a report on comet Hale-Bopp and comet Hyakutake. Content includes discovery and observational information.

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.

The expansion and explosion of a star is described at it goes through its nova phase. Current theories are discussed.