Am star is a chemically peculiar star belonging to the more general class of A-type stars.
This is a magnetic, chemically peculiar star of the silicon type and it has a rapid rotation period of 17.5 hours.
That is, they are chemically peculiar stars that show unusual abundances of elements other than hydrogen and helium.
Achernar is a very peculiar star because it is one of the flattest stars known.
It is a type of chemically peculiar star known as an Ap star, as indicated by the 'p' in the stellar classification.
There are several common classes of chemically peculiar stars, where the spectral lines of a number of elements appear abnormally strong.
Comparisons with all other examples of peculiar stars also failed to suggest a solution.
U Equulei is a peculiar star whose optical spectrum is one of the strangest observed.
In astrophysics, peculiar stars have distinctly unusual metal abundances, at least in their surface layers.
The phrase chemically peculiar star without further specification usually means a member of one of the hot main sequence types described above.
