Simulate all sorts of fun (and historical) events in CELESTIA!  Like this solar eclipse in 1922 that helped confirm Einstein's General Theory of Relativity!  (1.6.x)

Or use CELESTIA to quiz yourself on the names of all the world capitals!  (1.6.x)!

Remember: after clicking on the link directly above, in CELESTIA you can Right Drag its window with your mouse to rotate your view of Earth.  Try it!

Are you unfamiliar with our 1.6.x and 1.4.1 links?  For an explanation  click here.

CELES-TIPS

The following will help you enjoy this page's 1.6.x and 1.4.1 links that run events directly in CELESTIA.  If you're new to the program, these tips will also help you learn to use it.

You'll find more information about many of CELESTIA's controls on our  Learning Center  page.


SKY-FUN / SKY-GAMES . . .

FUN, GAMES, PUZZLES, QUIZZES & MORE!

Now and then we all need to take a little break from our travels through space and time!  Here is a page full of diverting interactive fun and challenges, which can help you recharge your "mental batteries" so to speak.  And don't be a bit surprised if, while you are having fun, you also learn something along the way!

Remember: play responsibly!


JUST PLAIN GOOFY FUN

Here's a link to a Chrome Experiment that's just plain goofy fun:  Squishy Earth. (Requires a browser that supports WebGL.)


SIMULATIONS

If you're on Earth, driving a vehicle on a another world millions of miles away isn't easy!  Here's a simple but cool NASA simulation that begins to acquaint you with what is involved in remotely controlling a "rover" that's so far from us:  Rover.

From NASA, here's  Build a Rocket - Launch a Mission.

From NASA, here's the  X-15.

From NASA, here's a great virtual handbook to the ISS:  International Space Station Interactive Reference Guide

Here's a simple sim from NASA's Space Place that introduces you to  How Orbits Work.


PUZZLES

From NASA's Kids' Club, here are three images, each with four levels of difficulty.  Put It Together.

Part of NASA's Solar System 101, here are 28 images, each with four levels of difficulty.  The aptly named "insane" level of difficulty will test even the most able puzzle fans!  Planetary Puzzles.

From NASA's Space Place, here are 53 images, each with three levels of difficulty.  With their subtle color variations, many of these puzzles will prove a challenge to all!  Spuzzled.

Another offering from NASA's Space Place, this one is like the old "sliding-tile" puzzles.  With forty images, each with three levels of difficulty, these may be a real test of patience!  Slyder.

From HEASARC at NASA's Goddard Space Flight Center, here's a puzzle of a different kind!  A Universal Puzzler.


WORD GAMES

From NASA/JPL's Mars Exploration Program, can you find all the Mars-related words in the jumble of letters?  Word Find Game.  (Requires JAVA.)

Here's another word-finding game, this one from NASA's Goddard Space Flight Center.  Universal Chaos.

Also from NASA's Goddard Space Flight Center, here's a crossword puzzle:  Phenomenally Pfun Puzzle.

Here's another word-finding game, this one from NASA's Space Place.  The highest of its three levels of difficulty can be a real challenge!  Comet Word Finder.

Also from NASA's Space Place, here's a kind of crossword puzzle:  Weather Word Cross.

Here's a word-scramble game from NASA's Space Place.  Can you  Beat the Heat?

From CalTech's IPAC site, here's some old-fashioned Hangman with words from astronomy. (JAVA required.)

          Easy Hangman
          Medium Hangman
          Hard Hangman


MEMORY GAMES

From NASA's Space Place, here's a new spin on an old favorite that tests your powers of recall:  Spitzer Space Telescope Concentration.  This one gets harder with each new puzzle.

From NASA, here's a similar game with alternating levels of difficulty:  Aeronautics Memory Game.  Level 2 can be quite a challenge.

Here's a similar, though more basic, concentration game from CalTech's IPAC site:  Cool Cosmos Concentration


EYE-HAND COORDINATION

Here's a link to an involving Chrome Experiment sim.  How far can you make it along the trench?  X-Wing. (Requires a browser that supports WebGL.)

From NASA's Space Place, here are three tests of your quick thinking and quick reflexes:

          JunoQuest
          Trap-n-Zap!
          Photon Pile-up!


PERCEPTION

Here's a cool NASA Space Place game that challenges you to identify objects with very little visual information:  Pixel This!  Hint: try squinting.


QUIZZES

Think you've stayed abreast of your space missions?  Try this mission quiz from NASA/KSC:  Mission Quiz.

From NASA Kids' Club, here's  Go to the Head of the Solar System.

From NASA/JPL, here's  Cloud Quiz.

From NASA's Global Climate Change pages, here are some interesting quizzes to test your knowledge:

          Global Temperature Quiz
          Sea Level Quiz
          Glaciers and Ice Caps Quiz
          CO2 Quiz
          Sea Salt Quiz
          Exploring Energy Quiz
          Our World/Other Worlds Quiz


MISCELLANEOUS

From NASA's Space Place,  Solar System Explorer  has three games that are only accessible from inside of it.  Try them all!  There is a lot of other info too!

From NASA's Kids Club, here's a good test of your prowers of observation and deduction:  Star Fall.

From NASA's Space Place, here's a cute little game/sim that introduces currents:  Go With the Flow.

Celestial objects look quite different under different wavelengths of light (electromagnetic radiation.)  From NASA's Space Place, here are some excellent examples:  Cosmic Colors.


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SKY VIEWING
SOLAR SYSTEM
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SKYMARVELS™
CELESTIA ADD-ONS

Solar
Eclipse Finder

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SKYMARVELS™ POSTERS

Time Zones

Earth's Tides

Our Corner of the Cosmos

Anatomy of the Milky Way


SKYMARVELS™ VIDEOS

Perseid Meteor Shower 2010

Geminid Meteor Shower 2010

Geminid Meteor Shower 2012

Perseid Meteor Shower 2013

 

The Speed of Light

The Solar System Barycenter

Stunning Fields of View 001

Stunning Fields of View 002

Have You Ever . . . ?

"celestia4all" Site Preview

The Sun's Signature

Earth's Structure (longer)


Solar Eclipses:

   Solar Eclipses thru 2012

   Solar Eclipse 2010 Jul 11

   Solar Eclipse 2012 Nov 13

   Solar Eclipse 2013 Nov 3


Lunar Eclipses:

   Lunar Eclipses thru 2012

   Lunar Eclipse 2010 Jun 26

   Lunar Eclipse 2010 Dec 21

   Lunar Eclipse 2011 Jun 15

 

Moon's Occultation of Venus 2010 May 16

Moon's Occultation of Venus 2010 Sep 11

 

How Big Is Our Moon?

The Same Side of the Moon Always Faces Earth

The Earth-Moon Barycenter

Phases of the Moon