Scientists were able to record a visible shock wave (Moreton wave) that rolled across the sun two days ago. This amazing movie shows the wave (triggered by a solar flare) propagating across the solar surface and actually collapsing or compressing dark filaments located on opposite sides of the solar hemisphere.

Here is a GIF movie of just the blast wave area.

Top Men are back on top of the solar game!

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Previous related Wohba links:
See Spot Change
Fun In The Sun
Sun We Need To Talk
Iron Giant