After flying 1 million miles (1.6 million kilometers) since its Feb. 11 launch, the Deep Space Climate Observatory, DSCOVR for short, will look to the sun starting next month and warn people about solar ejections that can damage Earth's magnetic field and disrupt the grids, global positioning systems and communications networks. The satellite is part of a system that the U.S. Space Weather Prediction Center in Boulder, Colorado, uses to warn power companies, airlines and other susceptible industries about potentially adverse conditions. "It is probably one of the most important links in the chain," said Howard Singer, chief scientist at...