NASA
Nasa Star Child: Mercury
Provides good information about Mercury and is a good starting point for information about the planet along with pictures and audio. Links to a simple fact table, puzzle, glossary, and more detailed information.
University of Cambridge
University of Cambridge: Cosmology: Galaxies
This site from the Cambridge Relativity provides a brief description of the structure of the Milky Way galaxy. The parts described are the disc, bulge, and halo.
Cornell University
Cornell University: Astronomy: Orbital Motion and Kepler's Laws
At this site from the Astronomy Department of Cornell University, Kepler's three laws of planetary motion are stated. There are brief explanations of each, along with links to additional information on related subjects.
Robin Chew
Italian Astronomer and Physicist
This site contains information about Galileo and his areas of study.
Robin Chew
Lucid Cafe: Polish Cleric and Astronomer
This site from the Lucid Cafe contains a short bibliography of Nicholas Copernicus. The information, though it is brief, is very factual and worth checking out with great links throughout for additional information on related subjects.
Other
Htwins: The Scale of the Universe
Understand the power of tens, with this interactive scale of the universe that takes you from the microscopic to macroscopic. Click on the objects to learn more about their size and properties.
Other
Astrophysics Institute Potsdam (Aip): An Ultraviolet Space Observatory
A discussion of ultraviolet light and its interaction with the atmosphere. Describes the UV detectors on a spacecraft which are used to study the UV light emissions from astronomical bodies.
Enchanted Learning
Enchanted Learning: All About Space: Venus
All About Space profiles the planet Venus with information about its size, mass, atmosphere, length of day, and the like. Features include interactive activities and learning exercises.
Other
Nso: Astronomy: Light Year
Brief informational site provides the definition of a light year as well as a chart of "Light Times" from Earth.
University Corporation for Atmospheric Research
Ucar: High Altitude Observatory: Aristarchus of Samos (310 230 Bc)
A brief biography and discussion of Aristarchus' theories provided here.
Space Telescope Science Institute
Overview of the Hubble Space Telescope
This site gives an overview of the Hubble Space Telescope program. It also gives details about the previous and current science instruments used in the program, and information about the mission operations and observations.
Robin Chew
Lucid Cafe: Sir Isaac Newton
The notable English scientist and mathematician Sir Isaac Newton lived from 1642-1727. This site is a brief biography.
Discovery Education
Discovery Education: Classroom Planetarium
Create a classroom model of the solar system while teaching about relative size of all the planets, and each planet's distance from the sun.
Other
Paper Plate Education: Serving the Universe on a Paper Plate
Excellent resource for "paper-plate" activities that help simplify various astronomy topics. Learn how to build a "Moon Finder" and "Planet Pointer," and create a paper-plate model that explains the Transit of Venus.
Cornell University
Cornell University: Astronomy: Red Giants
This Cornell University Astronomy Department site surveys the the hydrogen and helium burning that takes place in the evolution of a red giant. Links to related information.
Other
Muslim Scientists: Mohammad Ibn Zakariya Al Razi
Brief biography of Mohammad ibn Zakariya al-Razi, famous for his contributions to the fields and studies of medicine, astronomy, philosophy, and physics.
NASA
Nasa: Marshall Space Flight Center: Chandra
NASA's Chandra X-ray Observatory site features a photograph and explanation of a "cool" black hole in the Andromeda Galaxy (M31).
NASA
Nasa: Wilkinson Microwave Anisotropy Probe (Wmap): The Milky Way
Description of the three major components of the Milky Way galaxy as well as images and resources for further reading.
Curated OER
Sequence of Events in a Supernova Explosion
The complex sequence of events in a supernova explosion are explained and illustrated.
Curated OER
Pedro Re's Messier Gallery
Are you looking for information on Charles Messier? This site includes a detailed biography of his life along with a timeline, how to conduct a Messier Marathon, and photographs of the astronomical objects in Messier's catalog.
Curated OER
Pedro Re's Messier Gallery
Are you looking for information on Charles Messier? This site includes a detailed biography of his life along with a timeline, how to conduct a Messier Marathon, and photographs of the astronomical objects in Messier's catalog.
Curated OER
Pedro Re's Messier Gallery
Are you looking for information on Charles Messier? This site includes a detailed biography of his life along with a timeline, how to conduct a Messier Marathon, and photographs of the astronomical objects in Messier's catalog.
Curated OER
Pedro Re's Messier Gallery
Are you looking for information on Charles Messier? This site includes a detailed biography of his life along with a timeline, how to conduct a Messier Marathon, and photographs of the astronomical objects in Messier's catalog.