ESA’s Swarm trio on its way to watch over our planet’s magnetic shield
Friday, November 22, 2013 - 09:30
in Astronomy & Space
ESA’s three-satellite Swarm constellation was lofted into a near-polar orbit by a Russian Rockot launcher this afternoon. For four years, it will monitor Earth’s magnetic field, from the depth of our planet’s core to the heights of its upper atmosphere.