Seasons

Four natural divisions in weather and daylight throughout the year resulting from Earth's yearly revolution around the Sun and the tilt of Earth's axis. The seasons are Spring, Summer, Fall, and Winter.

Radio Programs

Spring Springing into a new season Tuesday, March 19, 2013
Fire and Ice Fire and ice in the sky Tuesday, January 1, 2013
Earliest Sunset Stretching out the December sunset Sunday, December 16, 2012
Summer Markers Two summer stalwarts disappear Sunday, October 21, 2012
Dog Days Sweating through the Dog Days of summer Monday, August 6, 2012
Cygnus A “snowbird” that heads west instead of south Monday, July 30, 2012
Distant Sun Slipping away from the Sun Wednesday, July 4, 2012
Summer Solstice Lining up the summer solstice Wednesday, June 20, 2012
Moving Clouds Clouds that move with the seasons Sunday, May 6, 2012
Moon, Saturn, and Spica Bracketing the horn of the dragon Friday, April 6, 2012
Summertime The good old summertime Friday, March 30, 2012
December Solstice A pale light in the daytime sky Wednesday, December 21, 2011
Harvest Moon Balancing the Harvest Moon Sunday, September 11, 2011
Summer Solstice Hot times in northern climes Tuesday, June 21, 2011
Earliest Sunrise Getting ready for some early sunshine Sunday, June 12, 2011
Vanishing Orion A seasonal marker disappears Sunday, May 1, 2011
Spring Equinoxes The start of spring on two worlds Sunday, March 20, 2011
February Counting up the days of February Tuesday, February 1, 2011
Earth at Perihelion Soaking up some extra sunlight Monday, January 3, 2011
Winter Solstice Marking the start -- or middle -- of winter Tuesday, December 21, 2010
Hunter's Moon Hunting up some extra moonlight Friday, October 22, 2010
Earth at Aphelion Our "eccentric" orbit around the Sun Monday, July 5, 2010

Featured Images

Endeavour Crater, winter home of the Opportunity Mars rover
 Winter Wonderland Thursday, January 26, 2012
Western sky a couple of hours after sunset in late December
 Happy Holidays! Saturday, December 25, 2010

Resources

Aries, the Ram Aries, the ram, is a faint pattern marked by...

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