PBS
Pbs Teachers: Galileo's Battle for the Heavens Plotting Sun Spots
In this activity, students follow in Galileo's footsteps as they examine the nature of sunspot cycles, define solar minimum and solar maximum, and graph data for a solar cycle. Then they will predict the next solar maximum and when the...
Other
The Folly of Giordano Bruno
A scholarly and thorough essay, complete with biographical and philosophical information.
Other
Institute of Physics: Practical Physics: Motion of a Ball Rolling Down a Plank
This is a version of an experiment devised and carried out by Galileo. He used it to discover and demonstrate that motion was subject to quite simple, and beautiful, mathematical description.
Other
Catholic Educator's Resource Center: The Galileo Affair
Online essay concerning the battle between Galileo and the Catholic Church over the issue of heliocentrism, or, whether the sun or the earth is at the center of the universe.
Other
2020 Site: Galileo Galilei
Great information about Galileo's life and work. From this index page, explore his early life, observations and inventions, problems with the church, and interesting facts about him.
NASA
Nasa: Astronomy Picture of the Day: Jupiter's Clouds 3 D
Every day is a cloudy day on Jupiter, the Solar System's reigning gas giant. This 3-dimensional visualization presents a simplified model view from between Jovian cloud decks based on imaging and spectral data recorded by the Galileo...
NASA
Nasa Space Science Data Archive: Galileo
NASA offers three images taken by the Galileo spacecrart capture the faces of Ganymede and Io. Files, with detailed caption can be downloaded in GIF format.
The Environmental Literacy Council
Environmental Literacy Council: Temperature
The difference between heat and temperature is explained, followed by a discussion of temperature and its relation to global climate change. Gallileo Galilee, Daniel Gabriel Fahrenheit, Anders Celsius, and Carl Linnaeus are mentioned in...
American Museum of Natural History
American Museum of Natural History: Galileo Galilei O Logy Card
Turn over this interactive OLogy card to investigate the life and career of Galileo Galilei.
Nine Planets
The Nine Planets: Venus
In-depth information site on Venus, complete with a thorough glossary, links to a wide array of related sites, thumbnail picture files linked to larger images, and even a short audio file from a classic symphony.
University of St. Andrews (UK)
University of St. Andrews: Galileo Galilei
This site from the University of St. Andrews contains biographical information about Galileo's life and studies.
BBC
Bbc: History: Galileo Galilei
A great account of Galileo's life, including his various experiments which were used to disprove opinions at the time.
National Earth Science Teachers Association
Windows to the Universe: Origin of Jupiter's Rings
University of Michigan and Windows to the Universe offers information showing that with the help of the Galileo spacecraft, scientists figured out that the rings are made from dust that was kicked off of the small moons surrounding...
Georgia State University
Georgia State University: Hyper Physics: Refractive Telescopes
This site from Georgia State University Physics Department gives a discussion of the manner in which light is refracted by refractive telescopes. Discusses the Galielean telescope and the astronomical telescope.
NASA
Nasa: Comet Shoemaker Levy 9 Collision With Jupiter
This site from NASA provides information on the Shoemaker-Levy collision which, even though the impact of Comet Shoemaker-Levy 9 with Jupiter happened in 1994, it continues to make news. Read the latest information related to the...
Discovery Education
Discovery Education: Physical Science: Gravity Gets You Down
In this lesson, students make predictions about falling objects of different sizes and masses to learn about gravity and air resistance. Includes audio vocabulary list and extension activities.
Children's Museum
Children's Museum: Field Guide to the Universe: Astronomers
Read brief biographies of astronomers who are grouped by time period.
Children's Museum
Field Guide to the Universe: Space Craft
Pictures and descriptions of the robot spacecraft that have explored the planets and outer space since the 1960s.
University of St. Andrews (UK)
University of St. Andrews: Galileo Biography
A detailed report of Galileo's biography by the University of St. Andrews. Bibliography information is given, as well as other websites with additional information.
University of Maryland
Optics Highlights: The Telescope
Part of an anecdotal history of optics and the study of light. Extremely thorough treatment of the invention of the telescope. Includes a short biographical sketch and discusses the work of Isaac Newton which focuses on his contribution...
PBS
Pbs Learning Media: Galileo: His Place in Science
Einstein called Galileo the "father of modern physics." This media-rich essay from the NOVA Web site looks at Galileo's quest to understand the mathematics of motion.
Space Telescope Science Institute
Hubble Site: Telescope History
The Hubble Space Telescope site takes a look back through time at the history and discoveries of telescopes.
NASA
Nasa: Io: Overview: Volcanic Moon
Find out about most volcanically active world in the Solar System, Jupiter's moon named Io.
University of Chicago
University of Chicago: Reflector and Refractor
From the Yerkes Observatory Virtual Tour web site. Compares and contrasts reflecting and refracting telescopes. A link from the page leads to a second page which explains why most modern research telescopes are reflecting telescopes.