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 quick ...

This documentary explores the bizarre characteristics of Triton, Neptune’s strange moon that defies the rules of the solar system with its backward orbit and icy geysers.

Neptune’s large moon Triton may have abandoned an earlier partner to arrive in its unusual orbit around Neptune. Triton is unique among all the large moons in the solar system because it orbits ...

It might seem unfathomable to us living today, but 179 years ago on this very date, our galaxy, The Milky Way, actually grew ...