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Jim Loy's Astronomy/Space Page

Astronomy and space articles:

• Cosmology and intergalactic space:
  • The Big Bang
  • Hubble's Law
  • Olbers' Paradox
  • The Andromeda Galaxy
  • What Is A Light-Year?
• Within the Milky Way galaxy:
  • Known Space
  • The H-R Diagram NEW
  • Barnard's Runaway Star NEW
  • Where Is The North Star?
  • Supernova 1054
  • Eclipsing Binary Stars
  • Color Photos of Stars
  • Twinkling Stars
  • Intelligent Life In The Universe
  • Giordano Bruno (in my History pages)
  • What Is A Light-Year? (also above)
  • Good Thing I'm Not A Poet
• Solar System:
  • The Sun
  • The Solar System
  • Planets
    • Vulcan (nonexistent)
    • Mercury
    • Venus
    • Earth
      • If the Earth Were a Cube
      • The Little Ice Age
      • The Motions of the Earth
      • Columbus' Mistake
      • The Human Race, As Seen From Outer Space
      • Magnets
      • The Tunguska Event
      • The Greenhouse Effect in my Physics pages
    • The Moon
      • What's Wrong With This Moon?
      • Dick Tracy and the Moon
      • Let's Predict An Eclipse
      • Eclipse Squared
      • Tidal Forces On Newborn Babies (also in my Pseudoscience pages)
    • Mars
      • The Canals of Mars
    • The Asteroid Belt
      • The Titius/Bode Law
    • Pluto
  • Orbits
    • Above the Pull of Gravity
    • Retrograde Motion (with an animation which takes a while to load)
    • Co-orbital Moons
    • More Orbits
    • Let's Predict An Eclipse (also above)
    • Some Java animations (which take a while to load):
      • Ptolemy's Epicycles
      • The Galilean Moons
      • Keplerian Orbit
      • Co-orbital Moons
  • Comets
  • Long Period Comets
  • Meteors
  • Velikovsky's Worlds In Collision (also in my Pseudoscience pages)
• Clocks and time:
  • The Sextant
  • Mean Solar Time
  • Your Perfectly Accurate Clock
  • International Date Line
  • Time Zones
  • Twelve A.M.
  • The Seasons
  • How Long Is A Year?
  • Calendar (in my Mathematics pages)
    • Friday the 13th
    • Daylight Saving Time
    • Various Calendars
    • When Is Easter?
    • Day Of The Week Of Any Date
    • Make Your Own Working Paper Clock - by James Smith Rudolph in my Book Reviews
• Manned spaceflight:
  • The Apollo 1 Disaster NEW
  • Did We Land Men On The Moon? (also in my Pseudoscience pages)
  • Did We Waste Our Money Putting Men On The Moon?
• My Cinderella astronomy animations (require Java)
  • Ptolemy's Epicycles (winner of the 2002 Cinderella Design Award)
  • The Galilean Moons NEW
  • Keplerian Orbit
  • Co-orbital Moons
  • The Tides NEW
  • Why there Isn't an Eclipse Twice a Month NEW
• Other:
  • The Star of Bethlehem NEW
  • Palomar Mountain & Orange Lights

My book reviews of astronomy books:

• Longitude - by Dava Sobel
• Newton's Clock - by Ivars Peterson
• What If The Moon Didn't Exist? - by Neil F. Comins
• T. rex and the Crater of Doom - by Walter Alvarez

Astronomy and space links:

• Space.com
• Sky and Telescope
• NASA
  • Mars Rover
  • M2K4 - Mars 2004 (requires Flash 6 plugin)
• Jet Propulsion Laboratory
• Yahoo's Astronomy page
• Bad Astronomy
• SIMBAD astronomical database
• Molecular Expressions - Powers of Ten (requires Java)

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