Due to early studies in the nature of light, the science of optics has reached a very high stage. Through the spectroscope we can break light into its constituents. Characteristic lines belong to certain elements. An examination of the light emanating from the Sun and the stars tells directly their composition. By means of the spectroscope we know that the… (more…)
Tag Archives: sunrays
The little “rings with wings”
If the Sun is bright and the temperature too low for comfortable outdoor observations, you can still give a splendid demonstration by casting the projection onto a piece of white cardboard set at right angles to the telescope in an otherwise darkened room. In such projections the only visible portion of the Sun is the disc, known to astronomers as… (more…)
- Important events in astronomical history
- 24 Hours is a Clumsy Mode of Expression
- 50 Years of Listening for Aliens
- A Slightly Inaccurate Calculation
- Astronomers in the Middle Ages
- Babylonian Astrology
- Big Clue to Stonehenge
- China UFO sparks rampant speculation
- Chinese Science and the Equinox
- Dissapearance of Water Clocks
- Early Studies in the Nature of lLight
- Greek Gods of the Sun
- Ingenuity and Scientific Care in Egyptian Construction
- Local Mean Time of the Observation and GMT
- Monotheism in the Valley of the Nile
- Moon Complicated Everything
- Noon and Sunset
- Polar Auroras or Dance of the Spirits
- Sand Glasses Vs. Water Clocks
- Seasonal Change from Summer to Winter
- Space and Galaxies
- Sun's Changing Declination
- The Astronomy in Babylonia
- The Belt Known as the Zodiac
- The Chinese Observed Sunspots in Ancient Tmes
- The Ecliptic is the Path of the Sun
- The End of Twilight
- The Evening and the Morning
- The First Great Division of Time
- The Little "Rings with Wings"
- The Moon Goddesses
- The Moon is Irregular
- The Moon is Linked with the Superstitions
- The Sight of Earthshine
- The Sun was Worshiped as a God
- The Time Has Come…
- The Wrath of Heaven
- Thousands flock to see asteroid pod in Japan
- Time Appears to Be Neglected
- Time Reckoning Methods in Rome
- Universe and Secrets
- We Have Babylon…
- What is the Sun Declination?
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