Asteroids are incredible sources of information about the history of our solar system. Planetary geologist and National Geographic Explorer Bethany Ehlmann studies প্রতিমূর্তি of Ceres, the largest asteroid in the বেল্ট between Mars and Jupiter.
Earth is the only planet known to maintain life. Find out the origins of our প্রথমপাতা planet and some of the key ingredients that help make this blue speck in মহাকাশ a unique global ecosystem.
