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Aldebaran

The brightest star of the constellation Taurus. It is a red giant star, and is about 67 light-years away.

Radio Programs

Venus and Aldebaran A fleeting encounter in the morning sky July 10, 2017

Moon, Mars, and Aldebaran Angling in on a star’s distance April 28, 2017

Seeing Orange Puffing up like orange balloons April 1, 2017

Moon and Aldebaran The Moon faces the bull March 31, 2017

Moon and Aldebaran The Moon plays a game with a star March 4, 2017

Moon and Aldebaran A star with a “fuzzy” appearance February 5, 2017

Moon and Aldebaran Coloring the eye of the bull January 8, 2017

Moon and Aldebaran Four years of hide-and-seek October 18, 2016

Moon and Aldebaran Things get complicated for a star September 20, 2016

Moon and Aldebaran Moving toward a moving target August 24, 2016

Vanishing Act Covering up the eye of the bull July 28, 2016

Moon and Aldebaran Big, fluffy, bright, and orange July 1, 2016

Moon and Aldebaran A stellar alphabet February 15, 2016

Moon and Aldebaran Years of playing “peek-a-boo” January 19, 2016

Moon and Aldebaran Looking at the future of the Sun December 23, 2015

Moon and Aldebaran Patiently watching the bull’s eye October 29, 2015

Hot Planet A world you wouldn’t want to visit October 12, 2015

Moon and Aldebaran A stellar disappearing act September 3, 2015

Moon and Aldebaran Similar but different lights near the Moon August 6, 2015

Moon and Aldebaran Igniting the core of a star July 10, 2015

Venus and Aldebaran Battle of the sexes in the evening sky April 14, 2015

Moon and Aldebaran The cool glow of a bright star February 24, 2015

Moon and Aldebaran A 20-parsec jaunt across the galaxy December 4, 2014

Moon and Aldebaran Making carbon and oxygen in a star November 6, 2014

Moon and Aldebaran Avoiding a celestial collision October 10, 2014

Moon and Aldebaran Changing a delicate balancing act July 20, 2014

Moon and Aldebaran Keeping an eye on the bull’s eye March 6, 2014

Moon and Aldebaran Taking the measure of the bull’s eye February 6, 2014

Moon and Aldebaran Looking 67 years back in time August 26, 2013

Moon and Aldebaran The beginning of the end July 3, 2013

Venus and Aldebaran Bright and brighter in the dawn sky July 5, 2012

Venus and Aldebaran The demise of a star and planet April 7, 2012

Featured Images

Betelgeuse, Aldebaran, and the Sun

Seeing Orange April 1, 2017

Moon-Aldebaran occultation

Vanishing Act July 28, 2016

Diagram comparing sizes of Sun, Aldebaran

Giant Eye July 21, 2014