Now, that particular mystery might be solved.
Astronomer Ben Zuckerman, a physics and astronomy professor at UCLA, and his team have discovered evidence that the atmosphere of a white dwarf star in the Hyades cluster is "polluted" with rocky material from pulverized asteroids pulled into orbit around the dying, super-dense star.
The presence of asteroid dust, Zuckerman said, suggests that larger objects like exoplanets, or possibly an entire solar system, may also be orbiting the white dwarf. . . .
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See Also:
"Earth-like Planets More Widespread in Universe than Previously Believed"
Kepler Space Telescope Spots 41 New Exoplanets
'Habitable Zone' Redefined for Alien Planets — and Maybe Life | SPACE NEWS
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