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Neptune is the eighth, and most distant planet from the Sun. It’s the fourth-largest, and the first planet discovered with math. All About Neptune. See All. Big Blue. Neptune is about four times wider than Earth. Number Eight. Neptune is 30 AU from the Sun. Earth = 1 AU. A Neptunian Year. Neptune takes 165 Earth years to go around the Sun.
NEPTUNE is the world's first regional-scale underwater ocean observatory that plugs directly into the Internet. [1] . NEPTUNE is the largest installation on the Ocean Networks Canada network of ocean observatories.
Namesake. The ice giant Neptune was the first planet located through mathematical calculations. Using predictions made by Urbain Le Verrier, Johann Galle discovered the planet in 1846. The planet is named after the Roman god of the sea, as suggested by Le Verrier. Potential for Life. Neptune's environment is not conducive to life as we know it.
Observation. Exploration. Proposed missions. References. Other websites. Neptune is the eighth and farthest planet from the Sun in the Solar System. It is an ice giant. It is the fourth-largest planet in the system. Neptune's mass is 17 times Earth 's mass and a little bit more than Uranus ' mass. Neptune is denser and smaller than Uranus.
2 天前 · Recent News. Apr. 30, 2024, 12:11 AM ET (Space.com) Evidence for Planet 9 found in icy bodies sneaking past Neptune. Apr. 21, 2024, 11:11 PM ET (NASA Science (.gov)) Discovery alert! An Earth that looks like Neptune. Apr. 20, 2024, 6:13 AM ET (TechSpot) Astronomers gather additional evidence suggesting Planet Nine is real.
Introduction. Dark, cold, and whipped by supersonic winds, ice giant Neptune is more than 30 times as far from the Sun as Earth. Neptune is the only planet in our solar system not visible to the naked eye. In 2011 Neptune completed its first 165-year orbit since its discovery in 1846.
2019年3月28日 · March 28, 2019. • 6 min read. Neptune may seem like a serene sapphire world at first glance. But don't let its quiet azure hues fool you: The eighth planet from the sun is a wild child. Neptune...
3 天前 · Quick History. Neptune was discovered in 1846 by Urbain Le Verrier, John Couch Adams, and Johann Galle. Only Voyager 2 has visited Neptune. What does Neptune look like? Voyager 2 took this picture of Neptune in 1989. Clouds streak across Neptune. Neptune is a very cold, windy world. For more information visit: NASA Solar System Exploration.
Neptune is our outermost planet. Neptune has been visited by only one spacecraft: Voyager 2. The majority of worlds we’ve found around other stars are Neptune-sized. By studying Neptune we learn about other solar systems and whether or not ours is unique. Why we study Neptune.
2023年4月17日 · Neptune is the eighth and farthest planet from the sun but it is not the coldest. Our solar system 's blue gas giant is far larger than Earth, at more than 17 times Earth's mass and nearly 58...
