Gacrux is a treat for southern observers — the closest red giant to Earth and the tip of the famous Southern Cross. The post Meet Gacrux, the Top of the Cross appeared first on Sky & Telescope.
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Gacrux is a treat for southern observers — the closest red giant to Earth and the tip of the famous Southern Cross. The post Meet Gacrux, the Top of the Cross appeared first on Sky & Telescope.
Read More