Hyron Spinrad: key obituary facts
Is Hyron Spinrad dead? Yes. Hyron Spinrad died on December 7, 2015, at age 81.
Cause of death: Hyron Spinrad's cause of death has not been publicly confirmed.
What was Hyron Spinrad known for?
He was known as American astronomer.
American astronomer
Died on Monday December 7th 2015