NASA Launches Billion-Dollar Mission to Probe Magnetic Mystery

March 13, 2015 7:42 AM

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NASA launched a United Launch Alliance Atlas 5 rocket into space Thursday, which will bring four NASA satellites into orbit. The $1.1 billion mission will study the relations between Earth’s magnetic field and the sun’s, which is responsible for disturbing satellite navigation, power grids and communications.

Space weather is driven by a mechanism called magnetic reconnection, and the Magnetospheric Multiscale Mission, or MMS, wants to find out its secrets, the physics that power Earth’s space environment.

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