NASA's PUNCH Mission Cracks Solar Storm Forecasting
/If you've ever had a band go strange on you with no warning, or watched propagation fall off a cliff mid-QSO, you'll appreciate why this next story matters to radio amateurs specifically, not just space nerds.
NASA launched its PUNCH mission — the Polarimeter to Unify the Corona and Heliosphere — back in March 2025, with the goal of getting a much better handle on solar weather. It's a constellation of four microsatellites watching the Sun around the clock, and almost as soon as they reached orbit they started capturing images of coronal mass ejections (CMEs): the huge, explosive bursts of solar material flung out into space that, when they strike Earth's magnetic field, kick off solar storms.
Now the PUNCH team has used that imagery to show just how much of a leap forward the mission represents for forecasting.
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