The pilots enjoyed star-shell fame during one of the fads of early aviation.
From the stltoday.com
These are also known as starshell or star shell.
From the en.wikipedia.org
A star shell burst in the air.
From the nation.time.com
A star-shaped shell was filled with dollops of whipped cream and a generous scoop of vanilla ice cream.
From the orlandosentinel.com
Ridgway says shock waves responsible for the stars'pulsations may lift gas from the star into this shell.
From the newscientist.com
Poles above the treetops display a shell, a star, double arches.
From the time.com
Since the central star has not yet blown away its complete shell, the star is not hot enough to ionize the shell of gas and so the nebula does not shine.
From the sciencedaily.com
If so, expect to shell out most on five-star accommodation when travelling in America.
From the economist.com
The dust and gas from both ejections remained around the star, each in a slowly expanding shell.