Kepler-397 c is a fascinating exoplanet orbiting the star Kepler-397, discovered back in 2014 by the vigilant Kepler space telescope using its trusty CCD array. This distant world revealed itself through the transit method, essentially playing a cosmic game of peek-a-boo as it passed in front of its star, causing a tiny, telltale dip in brightness. Although the exact size and nature of Kepler-397 c remain a mystery, its discovery adds another thrilling piece to the puzzle of planets beyond our solar system. Imagining a sky from its surface, if it has one, sparks curiosity about what alien sunsets might look like, making Kepler-397 c a delightful destination for any interstellar adventurer in the mind’s eye.