2016年6月23日 · This new Hubble Space Telescope image confirms the presence of a dark vortex in the atmosphere of Neptune. The full visible-light image at left shows that the dark feature resides near and below a patch of bright clouds in the planet's southern hemisphere.

2025年3月26日 · Dark, cold and whipped by supersonic winds, giant Neptune is the eighth and most distant major planet orbiting our Sun. More than 30 times as far from the Sun as is Earth, Neptune is not visible to the naked eye. Neptune was …

Neptune is the eighth and farthest known planet from the Sun. It is the fourth-largest planet in the Solar System by diameter, the third-most-massive planet, and the densest giant planet. It is 17 times the mass of Earth. Compared to Uranus, its neighbouring ice giant, Neptune is slightly more massive, but denser and smaller.

This new image taken with the NASA/ESA Hubble Space Telescope confirms the presence of a dark vortex in the atmosphere of Neptune. The full visible-light image shows that the dark feature resides near and below a patch of bright clouds in the planet's southern hemisphere.

This new image taken with the NASA/ESA Hubble Space Telescope confirms the presence of a dark vortex in the atmosphere of Neptune. The dark spot measures roughly 4,800 kilometers across. The image shows that the vortex is best seen at blue wavelengths.

The semi-major axis of Neptune's orbit about the sun is 30.06 astronomical units (roughly 2.8 billion miles or 4.5 billion kilometers). Neptune has a diameter of roughly 30,800 miles (49,600 …

The Solar System Simulator is a graphical engine which will produce simulated views of any body in the solar system from any point in space.

From the database of JPL/Caltech generated planetary maps.

Find Neptune in the sky using our online planetarium web application.

Map of the surface of Neptune. Are you a journalist? Subscribe to the ESO Media Newsletter in your language. The ESO Supernova Planetarium & Visitor Centre is a cooperation between the European Southern Observatory (ESO) and the Heidelberg …