Labels:newspaper | reckoner | sky OCR: entury its the early seventeenth ridely brightness has varied the bright phase observed iused bya 1840s may have been ty on the period of violent activ came star during which itb ter than millions times brig probably the Sun The explosior threw out a cloud rogen thatconsisting mostly of US later is even now over 150 VE 2 million expandingat more tha cloud kilometers per hour 81 our covers an. area larger is known entire solar systermn seven teerth vaved observec explosio expanding larfer ertire