Dark Matter Sways Distant Planets ⚡ экспресс
Original: "Probing the fate of large primordial perturbations with exoplanets"
Ultra-distant planets betray hidden clumps of dark matter.
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The most distant planets, teetering on the edge of being torn from their stars, act like cosmic scales: the slightest dark clump will sway their orbit. This opens a path to mapping invisible matter across the entire Galaxy.
🎯 A clump of dark matter the size of our Solar System can weigh as much as a whole star, yet stay completely invisible.