Question

why pluto have gone in black hole​

Answer 1

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In his novel World of Ptavvs (1966), it is theorized to have been a moon of Neptune knocked out of orbit by an interstellar craft moving near the speed of light. A fusion-driven spacecraft landing on Pluto in this story releases the frozen methane, oxygen, etc., and causes the entire planet to be engulfed in flames.

Answer 2

Explanation:

Researchers from Harvard University have published a paper that explores the possibility that our solar system is home to a tiny, ancient black hole. For decades, the solar system had nine official planets, but Pluto was kicked out of the planet club and demoted to dwarf planet status.