William Harkness
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William Harkness was an astronomer. He was born at Ecclefechan, Scotland, a son of James and Jane Harkness. His father was a pastor and moved the family to the United States. Harkness served in the mi
William Harkness profile.
Coronium
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Coronium was the name of a suggested chemical element that was hypothesised in the 19th century. The name, inspired by the solar corona, was given by Gruenwald in 1887. A new atomic thin green line in
William Harkness
…USS Monadnock from 1865 to 1866, he was employed in the United States Hydrographic Office. During the eclipse of August 1869, Harkness discovered the coronal line K 1474. Three years later he was made a member of the Transit of Venus Commission, and had charge of the party at Hobart, Tasmania in 1879 and at…
A solar eclipse, with the solar corona visible.