# List of astrophysicists

An **astrophysicist** is a person whose profession is astrophysics.

## Canada

## Great Britain

### England

- Stephen Hawking, is known for Hawking radiation, Penrose–Hawking theorems, Bekenstein–Hawking formula, Hawking energy, Gibbons–Hawking ansatz, Gibbons–Hawking effect, Gibbons–Hawking space, Gibbons–Hawking–York boundary term, Thorne–Hawking–Preskill bet

## United States

- Frank Drake, is known for developing the Drake equation, and as the creator of the
*Arecibo Message,*a digital encoding of an astronomical and biological description of the Earth and its lifeforms, for transmission into the cosmos.

- Freeman John Dyson, is known for Dyson sphere, Dyson operator, Dyson series, Schwinger–Dyson equation, Circular ensemble, Random matrix theory, Advocacy against nuclear weapons, Dyson conjecture, Dyson's eternal intelligence, Dyson number, Dyson tree, Dyson's transform

- Neil deGrasse Tyson, is known for being on a 2001 government commission on the future of the U.S. aerospace industry, and on the 2004 Moon, Mars and Beyond commission; got the NASA Distinguished Public Service Medal; host of television show
*NOVA ScienceNow*on PBS