A Cosmic Amethyst in a Dying Star
On Earth, amethysts can form when gas bubbles in lava cool under the right conditions. In space, a dying star with a mass similar to the Sun is capable of producing a structure on par with the appeal of these beautiful gems.
from Chandra Images https://ift.tt/35qS3Ng
from Chandra Images https://ift.tt/35qS3Ng
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