A pro or amateur what? He was a pro at figuring out comets and their orbits. He also has a bunch of stuff named after him, including the famous comet of all.
Professional.
he was a poor begger
Professional.
the mom: Gracey Halley the dad was also Edmond halley. the mom: Gracey Halley the dad was also Edmond halley.
Edmond Halley was born on November 8, 1656.
Edmond Halley married Mary Tooke in 1682
Edmond Halley was born on November 8, 1656.
Edmond Halley!!
Halley's Comet
After Edmond Halley.
Edmond Halley
As far as we know his full name is just "Edmond Halley".