Neptune's original family of satellites may have been destroyed when its largest moon, Triton, entered the picture. New research suggests that the massive moon may have tossed some of the original ...

And the outer solar system contains one striking crime scene holding a big mystery: How the environment around Neptune got a moon like Triton. Neptune has 14 known moons. With the exception of ...

For billions of years, a small moon orbiting the ice giant Neptune hid amid the dusky starlight. Now, the minuscule world has a name—and scientists are beginning to piece together its violent ...

Neptune has a new moon, and it’s also the gas giant’s smallest to date — only a little over 20 miles across. The brand new satellite is called Hippocamp. Astronomers led by Mark Showalter ...

Triton was discovered in 1846 by the British astronomer William Lassell, but much about Neptune’s largest moon still remains a mystery. A flyby by NASA's Voyager 2 spacecraft in 1989 offered a ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Triton is the largest of Neptune's moons. Discovered in 1846 by British astronomer William ...