By analyzing the proportions of hydrogen and helium in a star, and comparing the mass of the star to other stars, it's possible to calculate the approximate age of a star, but probably not to within 10%. A lot of it is guesswork.
Yes, but not to any precision.
You can tell by which stage it is in. (white dwarf, for instance)
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how can i tell the age of a dog
The amount of light a star produces can give insights into its temperature, size, and relative luminosity compared to other stars. It can also help astronomers determine the star's distance from Earth and its age.
Ice age (2002), Super Mario Bros. (1993) and if any one knows more please tell me
how can you tell if an object is reflecting blue light from a star
You can tell the age of the coyote by the size of the teeth on the coyote.
No, you can tell a horses age by it's teeth.
Take your ring to a local jeweler, who may be able to tell you by looking at it, the age of the ring.
The closest star to us is the sun.
Uhh...look through a telescope?