Eugène Michel Antoniadi

Eugène Michel Antoniadi, a Greek/French astronomer, was born Mar. 1, 1870. Antoniadi had many interests and excelled in most of them; he wrote (in Greek) the definitive book on the architecture of Istanbul’s beautiful basilica, Hagia Sophia, and played chess well...

Nathaniel Everett Green

Nathaniel Everett Green, an English artist and astronomer, was born Aug. 21, 1823. In the summer of 1877, there was a favorable opposition of Mars, which means Mars was directly opposite the sun from the earth, high in the sky at midnight, and as close as Mars can get...

Percival Lowell

Percival Lowell, an American diplomat and self-taught astronomer, was born Mar. 13, 1855. After spending a decade in Japan and the Far East, Lowell returned to the United States to find that an Italian astronomer had detected “canali” on Mars. Even though...