James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

At first glance, Saturn’s moon Mimas appears dead and boring, with nothing to make it shine. Other moons—such as Enceladus, Titan, and Jupiter’s Europa—harbor icy oceans, lakes of methane, or hints of ...

The viral "smiley face" nickname first emerged on social media, with the crescent moon positioned as the smiling mouth and Venus and Saturn representing the eyes.

Amateur astronomer Efrain Morales captured a rare picture of Titan's colossal shadow travelling across Saturn's cloud tops during a transit event on July 18.