aurora borealis light rays in green and red color

11 october 2024 degrees north 3848 astronomy atmosphere aurora aurora borealis beam celestial clouds cloudy cme colorful coronal mass ejection dark europe geomagnetic germany glow hohburkersdorfer rundblick hohnstein landscape latitude 51 light natural phenomenon nature night night northern lights physics polar rays saxony scenery science sky solar cycle 25 storm space weather substorm universe vibrant x1 8 flare