'Farout,' the most-distant solar system object discovered

By Ashley Strickland, CNN

Updated 1815 GMT (0215 HKT) December 17, 2018

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This artist's interpretation shows the calcium-rich supernova 2019ehk. The orange represents the calcium-rich material created in the explosion. Purple reveals gas shed by the star right before the explosion.
Photos: Wonders of the universe
This artist's interpretation shows the calcium-rich supernova 2019ehk. The orange represents the calcium-rich material created in the explosion. Purple reveals gas shed by the star right before the explosion.
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The blue dot at the center of this image marks the approximate location of a supernova event which occurred 140 million light-years from Earth, where a white dwarf exploded and created an ultraviolet flash. It was located close to tail of the Draco constellation.
Photos: Wonders of the universe
The blue dot at the center of this image marks the approximate location