It’s an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the edge of our solar system, evading all our efforts to spot it.
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It’s an evocative idea that has long bedeviled scientists: a huge and mysterious planet is lurking in the darkness at the edge of our solar system, evading all our efforts to spot it.
![[Aggregator] Downloaded image for imported item #67689](https://astrobitica.com/wp-content/uploads/2026/07/scientists-discover-ra.jpg)
![[Aggregator] Downloaded image for imported item #67692](https://astrobitica.com/wp-content/uploads/2026/07/a-cleaner-strategy-for.jpg)
![[Aggregator] Downloaded image for imported item #67681](https://astrobitica.com/wp-content/uploads/2026/07/hubble-captures-star-s.jpg)