Show STARLIGHT HEAT SPECTRUM scientist of smithsonian Smiths onlan institution explain explains haw how it may be B determined by measuring a hundred millionth defree degree of temperature and a trillionth of an ampere of electric current dr C G abbot of the smithsonian tion has determined for the first time the heat beat spectrum of starlight as he announced in an address at the oar car institution of washington working with the inch telescope ope at mount wilson observatory this fall all doctor abbot measured the heat beat at dit dif terent ferent parts of the spectrum of ten stars and the run the rays were dis die persed by a spectroscope la in a band s milar to the rainbow the bright star capella which Is very tery similar to our own sun un in its spectrum was found to furnish the equivalent of one horsepower to an area on the earth approximately equal to the state of minnesota but this prominent stow Is I 1 feeble v bilth ath our BUD sun which 1 Is equal to a hundred billion capellas Cb Ch pellas and sends down on twenty square feet heat beat equal to a horsepower on the whole earth capella capellas heat beat equals horsepower and as an all the sta stars rs together equal capellas this would mount amount to one quarter million horsepower over the he whole earth from the star stars alone |