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A Dying Star At The Heart Of The Helix Nebula May Have Destroyed A Planet — And It Was Captured By NASA Telescopes
The Helix Nebula, located 650 light-years from Earth, has baffled scientists for decades. The planetary nebula was created by ...
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A nebula’s X-ray glow may come from a destroyed giant planet
Decades of constant X-ray emission from the Helix Nebula’s white dwarf suggest debris from a Jupiter-sized planet steadily rains upon the star.