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For the first time ever, scientists have witnessed a process called planetary engulfment, in a star system some 12,000 light years away.
John A. Pack This illustration depicts a black hole absorbing gas, dust and other cosmic material. Sign up for CNN's Wonder Theory science newsletter.
Sign up for CNN's Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific breakthroughs and more. CNN —
Sign up for CNN's Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific breakthroughs and more. CNN —