Cosmic Collisions: How to Witness the Birth of Planets ⚡ экспресс
Original: "Can giant impacts be directly detected in other star systems?"
Giant impacts between planets light up the cosmic forge with flashes now within reach of new telescopes.
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Two rocky worlds smash together—and for weeks they blaze brighter than a star. New all-sky surveys will spot these 'fireflies' across the Milky Way, revealing the secret of planetary birth.
🎯 The temperature at the impact site skyrockets to thousands of degrees in minutes—debris glows like a blacksmith's workpiece.
🎬 In Lars von Trier’s film ‘Melancholia,’ Earth collides with a rogue planet, producing a blinding flash akin to this effect.