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The brightest star of the constellation Boötes. It is an orange-star about 37 light-years from Earth.

Radio Programs

Arcturus Keeping an eye on a bright star August 19, 2023

Beta Boötis Two stars with a lot in common July 30, 2022

Arcturus Measuring the girth of a big star March 12, 2021

Arcturus Stream Streaming through the galaxy April 9, 2019

Featured Images


The Herdsman May 9, 2019