George Phillips Bond


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Bond, George Phillips

 

Born May 20, 1825, in Dorchester, Massachusetts; died Feb. 17, 1865, in Cambridge, Massachusetts. American astronomer; director of the Harvard Observatory in Cambridge (beginning in 1859).

In 1848, Bond and his father, W. K. Bond, discovered Hyperion, the eighth satellite of Saturn. Bond investigated Donati’s comet, the Orion nebula, the Pleiades, and binary stars. He was the first to photograph stars and measure their brightness on photographs (1848).

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Doolittle had the thrill of being able to spot Sirius B through this telescope--the very same one that George Phillips Bond used in 1862 to confirm Alvan Graham Clark's discovery of the Pup through Clark's new 18 1/2-inch refractor.
A Sirius celebration: the dog star and the Pup shine on
This satellite was discovered almost simultaneously by the American astronomer George Phillips Bond (1825-1865).
Ariel and Umbriel
During the July 28, 1851, eclipse, Harvard astronomer George Phillips Bond noted, "The corona continued to be visible to the naked eye, at least half a minute after the reappearance of sunlight, on the side opposite to the exposed limb." The corona is easily spied at this moment because it's more than 100 times brighter near the Sun's limb than it is only one solar radius out.
The secret corona--part II: did you know that the Sun's corona is visible when the Sun is partially eclipsed?
I had been sifting through the diaries of William Cranch Bond and his son, George Phillips Bond, Harvard's first two astronomers, when I noticed that on October 30, 1847, the Bonds had as guests "Prof.
Longfellow: voice of the night

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