The phrase "astonishment generated" is correct and usable in written English.
It can be used to describe the feeling of surprise or amazement that is produced by a particular event or situation.
Example: "The astonishing performance of the magician left the audience in a state of astonishment generated by his incredible tricks."
Alternatives: "surprise evoked" or "wonder inspired".
The size of the bequests, to Trouble and to dogs generally, has generated widespread astonishment.
The trend so far has generated more astonishment than opposition.
To his astonishment, the scarcely visible indentations generated a vague reproduction of sound when the paper was pulled back beneath the stylus.
While the talk generated controversy, to my astonishment I found that many of the park staff at the conference appeared sympathetic to my arguments.
Beyond Palencia, however, Spain's most successful female runner is generating more astonishment than sympathy as allegations mount that Domínguez was at the heart of a trafficking network of illegal performance-enhancing substances.
For the naturalist, this generates wonder, astonishment at what different ways of life are possible, and creates an opening in one's experience for empathy with the suffering, pain, and loss of others.
The aim is to turn architecture into a work of art, the main features of which are generating emotion and astonishment.
The book was called "about as agreeable as a dose of ipecac," in a review in The New York Times, for generating "a sense of astonishment that human intelligence could have permitted us to reach this predicament".
With bone-chilling aplomb, linguistic grace and the piercing fatalism of an Appalachian ballad, Mr. Rash lets the Pembertons' new union generate ripple after ripple of astonishment.
But the astonishment of the play's first quarter is enough to justify the high-decibel buzz that "Frankenstein" has been generating.
