SPACE LOST AND FOUND

The real news

The story, straight

Space apparently has a lost-and-found department. We just needed help opening the drawers.

Telescopes photograph the sky. A distant object can appear as a tiny dot; matching its positions across different dates helps researchers work out its path around the Sun.

Joshua Wolk reports that a search with Claude found a dwarf planet candidate in public Vera Rubin Observatory data from 2025. After Claude spotted a bug in the orbit code, the team found matching sightings in 13 archival images from 2013 to 2019.

Combined with Rubin's observations, those images provide a 12-year track.

The object wasn't waiting for a better telescope. Its older appearances were waiting to be connected.

Humanity photographed the evidence, then left the universe in the downloads folder.

Wolk estimates a width of about 590 km and an orbit lasting 410 Earth years. The size is uncertain.

It appears to be a dwarf planet candidate, not a confirmed dwarf planet: researchers still need to establish its size and shape. Enough gravity can pull a body round, and roundness matters for that classification.

Moonshots discussed the find and the problem of recognizing discoveries already hiding in telescope archives. Wolk says the candidate has been filed with the Minor Planet Center but awaits an official designation.

The useful upside: old observations can become fresh evidence when someone connects them carefully. No new planet certificate required.

Like or repost for everyone whose filing system has accidentally become an astronomical obstacle.

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