A star in the winter sky : Rigel Rigel is the brightest star in the constellation Orion. It is ranked as the seventh brightest star in the night sky. Ler mais 23 February, 201629 November, 2017
A star in the winter sky : Mintaka Mintaka is the westernmost of the three stars of Orion’s belt, that is the marker of the northern night sky during the winter. Ler mais 16 February, 201629 November, 2017
A star in the winter sky : Mekbuda The star Mekbuda, in the constellation of Gemini, is a pulsating star. Its pulsating nature allows researchers to obtain more information from it than from a non-variable star. Ler mais 9 February, 201629 November, 2017
A star in the winter sky : Procyon A Procyon A (in the constellation of Canis Minor) was one of the first solar-type variable stars ever discovered. Ler mais 2 February, 201629 November, 2017