northern lights
Definition
A natural atmospheric phenomenon featuring colorful, shimmering lights in the night sky, predominantly visible in high-latitude regions of the Northern Hemisphere, caused by solar particles colliding with Earth's atmosphere.
Commonly known as the aurora borealis, often described as nature's own laser show dancing across the polar skies.
Examples
I saved up for a year to chase the northern lights in Norway, only to spend the night huddled in a sleeping bag cursing cloudy skies.
The northern lights turned the sky into a cosmic disco, making everyone forget their Wi-Fi woes for a moment.
She swore the northern lights whispered secrets of the universe, but I think it was just the wind and too much gløgg.
Photographers flock to Finland for the northern lights, armed with tripods and thermal underwear, ready to capture fleeting glory.