TWO ASTERISKS ALIGNED VERTICALLY U+2051

BlockGeneral Punctuation
CategoryOther Punctuation
UTF-80xE2 0x81 0x91
UTF-160xFF 0xFE 0x51 0x20
UTF-320xFF 0xFE 0x0 0x0 0x51 0x20 0x0 0x0
HTML⁑
Pythonu"\u2051"