As an amateur astronomer, he is also noted for his study of southern variable stars.

The long, tortuous miles fell slowly behind them and the brilliant southern stars burned over their heads.

He was the main observer for the catalogue of southern stars, created from 1884 to 1888.

Three southern stars are sometimes given their own asterism, the Spring Triangle.

I opened my eyes, and saw that the sky was empty except for the rich expanse of southern stars.

He is noted for his catalogue of nearly 10,000 southern stars, including 42 nebulous objects.

He bent his gaze on the southern stars, dim through dust, and pointed the worm that way.

It contained 56 large, double page star maps and improved the accuracy in the position of the southern stars.

In order to observe the southern stars that could not be seen on the observatory's latitude, the scientists organized 2 affiliates.

Stay for the night and see the southern stars like never before.