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Oct 19, 2023 · Neptune 101. Neptune is the most distant of the solar system's eight planets. Find out about the blue world's orbit, which of Neptune's moons is the largest, and how the planet is home to the most severe weather in the solar system.
Jun 7, 2022 · Neptune. Orbiting the sun at a distance of 2.8 billion miles (4.5 billion kilometers), Neptune is the fourth-largest planet by diameter and third-largest by mass, having a diameter of 30,598 miles (49,244 kilometers). Strangely, it is slightly more massive than Uranus, which is strange given that the mass of the gas giants should increase the ...
Jul 4, 2022 · Neptune was the first planet predicted to exist by using math, rather than being visually detected. Irregularities in the orbit of Uranus led French astronomer Alexis Bouvard to suggest some other ...
Sep 15, 2023 · On Sept. 21, 2022, the James Webb Space Telescope delivered the clearest view of Neptune’s rings in more than 30 years. Webb’s Near-Infrared Camera (NIRCam) captured several bright, narrow rings as well as the planet’s fainter dust bands. Voyager 2 was the last to detect some of these rings during its flyby in 1989, but this is the first ...
Neptune - NASA Science. Missions. Search All NASA Missions. A to Z List of Missions. Upcoming Launches and Landings. Spaceships and Rockets. Communicating with Missions. Artemis. James Webb Space Telescope.
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Jan 5, 2024 · NASA/JPL-Caltech. In 1989, Voyager 2 became the first and only spacecraft to ever fly by Neptune, and images from that mission famously show a planet that's a deep azure color. But in reality ...
