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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.

Resources

Aries, the ram

Aries, the Ram October 4, 2011

Radio Programs

Imperial Month The “imperial” months of summer August 1, 2016

Summer Solstice The Sun comes to a standstill June 20, 2016

Short Moon A short night for the full Moon June 19, 2016

Disappearing Stars The end of the season for four stars May 23, 2016

Beltane Chasing away the winter darkness May 1, 2016

Long-Night Moon Rudolph gets the night off December 24, 2015

Winter Solstice Beckoning the Sun to return December 21, 2015

Moon and Mars A frozen treat on the Red Planet December 4, 2015

Hamal A special spot for the ram October 23, 2015

September Equinox Changing seasons — one way or another September 21, 2015

Lammas Splitting the difference on the calendar July 31, 2015

Earth at Aphelion Stretching out the summer July 4, 2015

Latest Sunsets Stretching the afternoon sunlight July 2, 2015

Martian Spring Wild seasons on the Red Planet June 17, 2015

Spring Equinox Springing into a long, long day March 19, 2015

Winter Solstice Tilting back for the start of winter December 20, 2014

Earliest Sunsets Stretching out the sunsets December 14, 2014

Mars at Perihelion Mars gets close to the Sun December 12, 2014

Autumnal Equinox One way to mark a change in seasons September 21, 2014

Mars and Saturn A new season for the Red Planet August 20, 2014

Summer Solstice Plotting the motions of the Sun June 19, 2014

More Moon and Mars A planetary deepfreeze June 6, 2014

Getting Close Snuggling close to two giants January 2, 2014

Watery Skies Casting off into the Celestial Sea October 21, 2013

Venus and Antares Losing a “summer” star October 15, 2013

Moon and Companions Warming up a Martian hemisphere September 29, 2013

Autumn Nodding away from the Sun September 21, 2013

Dog Days The “dog days” of summer August 16, 2013

Water Carriers Starry vessels in the midnight sky August 7, 2013

Distant Sun Moving away from the Sun July 4, 2013

Summer Lining up the summer solstice June 19, 2013

Spring Springing into a new season March 18, 2013

Fire and Ice Fire and ice in the sky December 31, 2012

Earliest Sunset Stretching out the December sunset December 15, 2012

Summer Markers Two summer stalwarts disappear October 20, 2012

Dog Days Sweating through the Dog Days of summer August 5, 2012

Cygnus A “snowbird” that heads west instead of south July 29, 2012

Distant Sun Slipping away from the Sun July 3, 2012

Summer Solstice Lining up the summer solstice June 19, 2012

Moving Clouds Clouds that move with the seasons May 5, 2012

Moon, Saturn, and Spica Bracketing the horn of the dragon April 5, 2012

Summertime The good old summertime March 29, 2012

December Solstice A pale light in the daytime sky December 20, 2011

Harvest Moon Balancing the Harvest Moon September 10, 2011

Summer Solstice Hot times in northern climes June 20, 2011

Earliest Sunrise Getting ready for some early sunshine June 11, 2011

Vanishing Orion A seasonal marker disappears April 30, 2011

Spring Equinoxes The start of spring on two worlds March 19, 2011

February Counting up the days of February January 31, 2011

Earth at Perihelion Soaking up some extra sunlight January 3, 2011

Featured Images

Earliest sunsets in December

Early Sunsets December 15, 2014

Endeavour Crater, winter home of the Opportunity Mars rover

Winter Wonderland January 26, 2012

Western sky a couple of hours after sunset in late December

Happy Holidays! December 25, 2010