Surfing the Stars: The Potential of Light Sails in Extraterrestrial Travel

Have you ever wondered if extraterrestrial civilizations could harness the power of cosmic events to travel through space? Imagine a crowd of surfers on a Hawaiian beach, riding a powerful wave to accelerate to high speeds. What if, instead of waves, we're talking about the flash of light from an exploding star? Could an alien civilization use this phenomenon to propel themselves across the galaxy?