Take calculations by J. Richard Gott, an astrophysicist at Princeton University.
From the newscientist.com
Rice University astrophysicist Edison Liang thinks black holes may be the key.
From the time.com
England's next Astronomer Royal will be the theoretical astrophysicist Martin Rees.
From the newscientist.com
Their only help comes from Johnson and Gugino, a discredited astrophysicist.
From the dailynews.com
A hot-shot Navy jet pilot tangles with MiGs and flirts with a civilian astrophysicist.
From the post-gazette.com
Himself an astrophysicist, John Grunsfeld worked on the Hubble three times.
From the economist.com
Subir Sarkar, an astrophysicist at the University of Oxford, is impressed.
From the newscientist.com
Because in the comic she's a nurse and now they made her an astrophysicist.
From the en.wikipedia.org
I'm no astrophysicist, so what I'm about to say could make me look silly.
From the newscientist.com
More examples
An astronomer who studies the physical properties of celestial bodies
(astrophysical) of or concerned with astrophysics; "astrophysical sciences"
(Astrophysicists) The following are list of astronomers, astrophysicists and other notable people who have made contributions to the field of astronomy. ...
(Astrophysics) Light year: the distance travelled by light in one year .Luminosity: total power radiated by a start .Apparent brightness: power received per unit area . ...
A person that studies the physics of stellar phenomena.
A scientist who studies laws that describe the behavior of stars and planets.