Johannes Geiss: key obituary facts
Is Johannes Geiss dead? Yes. Johannes Geiss died on February 6, 2020, at age 93.
Cause of death: Johannes Geiss's cause of death has not been publicly confirmed.
What was Johannes Geiss known for?
He was known as German astrophysicist.
German astrophysicist
Died on Thursday February 6th 2020