Ocean satellite dies after 11½-year mission

Jason-1, a satellite that for more than a decade precisely tracked rising sea levels across a vast sweep of ocean and helped forecasters make better weather and climate predictions, has ended its useful life after circling the globe more than 53,500 times, NASA announced Wednesday. The joint U.S. and French satellite was decommissioned this week after its last remaining transmitter failed, according to a NASA statement. More

(Source: Boston.com - Jul 5)