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Early images of Neptune from Voyager 2 were strongly contrast-enhanced to better reveal the clouds, bands, and winds that shape what we have come to think the planet looks like, scientists say.
Voyager 2/ISS images of Uranus and Neptune released shortly after the Voyager 2 flybys in 1986 and 1989, ... It gave us the first detailed images of these far-flung planets.
Like their larger counterparts, Uranus and Neptune are composed primarily of hydrogen and helium. However, while their methane concentrations are low (2.3 and 1.5 percent respectively) they’re 3 ...
These are just two proposals that planetary scientists have come up with for what lies beneath the thick, bluish, hydrogen-and-helium atmospheres of Uranus and Neptune, our solar system's unique ...
Considering that astronomers spotted many of the moons around Uranus and Neptune for the first time in 1989 when Voyager 2 flew by, it’s possible that there’s still more to learn about both ...