An enhanced view of Neptune's largest moon, Triton. Sometimes, astronomy is like a forensic investigation: We can't just rerun the past, so we have to study clues to figure out what happened. And the ...

Add another moon to the New Horizons photo gallery: the spacecraft’s Long Range Reconnaissance Imager detected Triton, the largest of Neptune’s 13 known moons, during the annual spacecraft checkout ...

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 ...

SANTA CRUZ, CA–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 ...

Triton, the largest moon of Neptune—The Cantaloupe Moon, with its literal cantaloupe-like terrain and active geysers, Triton is one of the most intriguing objects in the solar system. Aside from these ...

The only spacecraft to visit Neptune was the Voyager 2 probe, which spent just a few precious minutes in the vicinity of this mysterious world during its historic flyby tour of the outer solar system ...

L2 LAGRANGE POINT (WHTM) – Since it went into operation earlier this year, the Webb Telescope has been sending us one astonishing picture after another-images from hundreds, thousands, millions, even ...

Newly released images commemorate the 20-year anniversary of the Voyager flyby of Neptune’s moon Triton on Aug. 24, 2009. Triton was the last solid object visited by NASA’s Voyager 2 spacecraft as it ...

New images released Wednesday from NASA's James Webb Space Telescope are revealing Neptune, and the planet's hard-to-detect rings, in a fresh light. "It has been three decades since we last saw these ...