The gravitational tug between the sun and moon is not just a dance of high and low tides: It can also trigger a special kind of earthquake on the San Andreas fault. This phenomenon has fascinated scientists
Pluto has another friend. Just beyond Neptune lies a ring of small, icy worlds that offer insight into the formation of our Solar System, and scientists using the Canada-France-Hawaii Telescope on Maunakea,
By Rachel Feltman Rachel Feltman Bio Titan, Saturn's aptly named largest moon, is exactly the kind of place we want to visit: NASA describes it as "one of the most Earth-like worlds we have found to date."