REF: UAP/1560s/002Unexplained
1566-07-27

Basel celestial phenomenon

Basel · Switzerland·Historical mass sighting·1560s
Unexplained
§ ASummary

Broadsheet described large black spheres speeding before the sun over three dates in 1566.

§ BWitnesses

Basel citizens; chronicler Samuel Coccius

§ CEvidence & Documentation

1566 broadsheet by Samuel Apiarius/Coccius

§ DOfficial Investigation

None (pre-modern)

§ EStatus Assessment

Unexplained historically; atmospheric explanations proposed

§ FVerifiable Sources