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Science Mission Directorate:
Understanding the Sun, Heliosphere, and Planetary Environments as a single connected system is a goal of the Heliophysics Research Program.
Latest News
Press Releases
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NASA Opens Media Accreditation for California Solar Mission Launch
04.23.13 - News media planning to cover the launch of NASA's Interface Region Imaging Spectrograph (IRIS) mission on June 26 at Vandenberg Air Force Base in California should apply for accreditation by June 18.
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Solar Satellite Arrives at Vandenberg AFB for Launch
04.17.13 - IRIS spacecraft arrives at VAFB for final preparations for a NET May 28 launch aboard a Pegasus rocket.
Feature Stories
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NASA's SDO Observes Mid-level Solar Flare
The sun emitted a mid-level solar flare, an M7 class, on the morning of May 22, 2013.
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NASA’s BARREL Mission Launches 20 Balloons
In Antarctica in January, 2013 scientists released 20 balloons, to study the giant radiation belts surrounding Earth and how they lose particles, causing electrons from the belts to stream down toward the poles.
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IRIS Mission Readies For a New Challenge
NASA is getting ready to launch a new mission to observe a mysterious region of the solar atmosphere that may be crucial to understanding what powers space weather.
