Tromsø, Norway 🌍 on Instagram: "“This could be the best Northern Lights winter in 20 years.” 😱 That’s what Norwegian solar physicist Pål Brekke just told national news. The sun is entering the most active stage of its 11-year cycle — sending powerful solar winds toward Earth. And when those winds collide with our atmosphere, the sky erupts into dancing curtains of color. 💚💜 Auroras come in short bursts, lasting from a few minutes to about half an hour. Will it appear at 6 PM… or 2 AM? No one