The New Horizons team at NASA has discovered a chain of unusual snowcapped mountains stretching across the dark expanse on Pluto. It is informally named "Cthulhu Regio", that has methane which an important trace gas in Earth's atmosphere. The new images reveal a mountain range located in southeast Cthulhu that is 3,000 km long. The range is situated among craters, with narrow valleys separating its peaks. The range is situated among craters, with narrow valleys separating its peaks. The upper ranges of the highest peaks are coated with a bright material that contrasts sharply with the dark red color of the surrounding plains.