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Posts by
Larry Sessions
Listening to astronomy
It used to be you had to take classes, or be in the right place to hear a lecture on astronomy. Now there are many resources for hearing astronomy podcasts online.
September 10, 2012
Stars are really dim!
The brightest star in the sky, Sirius, is about as bright as a 100-Watt incandescent light bulb viewed from a distance of more than 5 miles. Stars are really dim.
July 10, 2012
Ten more things you may not know about the solar system
Here is a collection of ten more things unknown or misunderstood facts about our solar system - our sun and its family of planets.
February 17, 2012
Groundhog Day: Seeing dubious connections
On Groundhog Day EarthSky blogger Larry Sessions says that, whether it's groundhogs or sunspots evidence is more important than belief.
February 2, 2012
Measure the sun! Here’s how to do it
You can measure the sun with a ruler, tape measure and a small mirror. Yes, the actual size of the sun! You'll need a little math, but it's a great school project.
January 2, 2011
A Christmas story… and a warning!
Christmas story about Clay Sherrod. Clay has been a strong force for the promotion of astronomy as the "People's Science" and the education of the public about the Universe.
December 3, 2010
The full moons of summer may be best for photographs
The full moons of the summer months may be best for simple astrophotography because their low paths carry them past interesting foreground objects.
July 23, 2010
Signs of the seasons as hottest months are upon us
July is the hottest month in many places. From a temperature standpoint, midsummer has begun. These are signs of the seasons.
July 13, 2010
Global changes point to connections between all things
Global changes are part of everyday life, and are reflected in the interconnections between all things. Read more about our interconnected world.
April 22, 2010
Destination Moon, a scifi classic
Destination Moon refers to the 1950 scifi classic. Across the board, the media makes inexcusably egregious mistakes, and promotes misconceptions, about our moon.
February 6, 2010
