The Guest Star Recorded in 1181

THE OBSERVATION

What the evidence can show.

Historical observers recorded an unfamiliar point of light in 1181 that remained visible for months. Those accounts provide a dated event that can be compared with modern remnant candidates. The likely connection to Pa 30 is an astronomical identification built from multiple clues. The records do not provide a photograph of the event or establish one observer’s exact surroundings.

THE ILLUSTRATION

What the artwork imagines.

The courtyard, observer, writing materials and sky are a respectful historical reconstruction. The bright point represents the guest star without showing a resolved exploding disk in the medieval sky. The scene does not claim to reproduce a named individual, a surviving manuscript passage or a precisely known observing site. Its atmosphere is artistic rather than evidence about the original observer’s experience.

FOLLOW THE IMAGE INTO THE STORY

The science behind this scene.

How Does Pa 30 Connect a Surviving Star to the Supernova of 1181? The Knots Around the Survivor of 1181 How Stars Die. Stellar Fates Explore single and binary star evolution How Do We Know the Life Cycle of a Star? Hidden Hypersoft X-ray Sources and the Type Ia Progenitor Search Sakurai’s Object: A Buried Star Reheats Behind Its Dust Neutrino Flavor and the Outcome of Stellar Collapse

Read the illustrated article

Keep looking.

AI-generated scientific concept of the Pa 30 remnant, its hot central source and filamentary expanding debris.

The Filamentary Remnant of SN 1181

AI-generated concept of Pa 30’s hot stellar remnant driving a wind through surrounding debris.

The Hot Source at Pa 30’s Center

AI-generated view of Gemini North with an illustrative Pa 30 inset, not an observatory photograph.

Gemini North and the Pa 30 Investigation