Search Results

You may use the options below to change your display:
Alter display preferences

The following options can help you tailor your search display:

results per page
Restricted to General Topic: Astronomy
Restricted to Specific Topic: Historical Astronomy
Close your folders

Refine your search


Narrow your results

By Subject:

By Resource Type:

By Context:
  • (11)
  • (1)
  • (4)
  • (13)
  • (11)
  • (4)

By Collection:


|  Next >>   
Results #1-#10 of 13
sort by: relevance | title | author
  
Match Score:
100
Byline:
Publisher: Harvard-Smithsonian Center for Astrophysics
Post a comment
This Chandra press release discusses the Chandra X-ray image of quasar 3C 273. A powerful jet of energy is seen coming from the quasar, very fast at first and slowing down rapidly,…
  
Match Score:
100
Byline:
D. Stern
Post a comment
This interesting site describes the early evidence for a round Earth and also Eratosthenes remarkable measurement of Earth's circumference. You'll see that Columbus was not the first…
  
Match Score:
100
Byline:
D. Stern
Post a comment
Visit this site to learn about rockets and spaceflight. If you're willing to do some reading, you can find out about the history of rocketry and the space race, uses of unmanned…
  
Match Score:
100
Byline:
Publisher: American Institute of Physics
Post a comment
This online exhibit from the American Institute of Physics contains the history of the discovery of the first optical pulsar in the Crab Nebula. It includes both a transcription of…
  
Match Score:
100
Byline:
Post a comment
Try this site to learn about daily life in apparent weightlessness on a space station. It provides answers to all sorts of questions--about space food, space clothing, eathing and…
  
Match Score:
100
Byline:
N. Strobel
Post a comment
This site provides an illustrated history history of modern astronomy, including the ancient Greeks, Ptomely, Copernicus, Galileo, Tycho Brahe, Johannes Kepler, and others. You'll…
  
Match Score:
100
Byline:
Publisher: The Children's Museum of Indianapolis
Post a comment | Annotations
Here are three online activities, with background information: Field Guide to the Universe, Living in Space: Design a Space Station, and Expedition to the Magnetic North Pole.
  
Match Score:
100
Byline:
Publisher: National Aeronautics and Space Administration
Post a comment
Visit this NASA site for an introduction to x-rays and their uses in medicine and astronomy. You'll find descriptions of the first x-ray observations, how they are used to visualize…
  
Match Score:
100
Byline:
Publisher: Harvard-Smithsonian Center for Astrophysics
Post a comment
Visit this site, from the Chandra X-ray Observatory, for information on how X-rays were discovered, how they are produced, and how they interact with matter.
  
Match Score:
100
Byline:
Z. Beynon and California Academy of Sciences
Post a comment
This introductory website provides a step-by-step explanation of how a pendulum works and how the rotation of Earth causes the effects observed in a Foucault pendulum. A history of…
|  Next >>   
Results #1-#10 of 13