Crossword clues for the word: PROXIMACENTAURI The word PROXIMACENTAURI has appeared as an answer to at least 3 crossword clues on different crossword puzzles. Crossword clues for PROXIMACENTAURI Showing 1 to 3 of 3 results Clue(s) It's 4.28 light years away It's 4.28 light years from the Sun Second-closest star to Earth