An ancient, cataclysmic ‘splat’ may have created the heart of Pluto
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific developments and more. A huge heart-shaped feature on Pluto’s surface has intrigued astronomers since NASA’s New Horizons spacecraft captured it in an image in 2015. Now researchers think they have solved the mystery of how the distinctive heart … Read more