Neptune is for this reason dim and also distant that you deserve to only check out it with a moderately an effective telescope. But Neptune is the 4th largest earth in the Solar System. Let’s take it a look in ~ how large Neptune is, and compare it come some other objects the you might be acquainted with.

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Neptune is the 4th largest planet in the Solar System, ~ Jupiter, Saturn, and Uranus. It’s much larger than the terrestrial planets: Mercury, Venus, Earth and Mars.

The diameter of Neptune is 49,500 km. Need some comparison? That’s about 3.9 times the diameter that Earth. In various other words, you might put almost 4 Earths side to next to match the diameter of Neptune.

The volume the Neptune is 6.25 x 1013 km3. That’s an enormous number, so once again, because that comparison, that’s 57.7 times the volume the Earth. You might fit 57 Earths within Neptune v room to spare.

The surface ar area of Neptune is 7.64 x 109 km2. That’s 15 times as much surface area as Earth; that course, Neptune doesn’t have a heavy surface, so girlfriend wouldn’t want to live there.

The fixed of Neptune is 1.02 x 1026 kg. Again, because that comparison, that’s the tantamount of 17.1 Earths.

So now, as soon as you look v a telescope and see that tiny blue-green dot, you can get a much better sense of the dimension of Neptune.

We have actually written many articles around Neptune on world Today. Here’s an article around a minor planet found near Neptune. And also an article about how Neptune’s southern pole is the hottest location on the planet.

If you’d like an ext information top top Neptune, take a look at Hubblesite’s News Releases about Neptune, and also here’s a attach to NASA’s Solar System exploration Guide come Neptune.

We have recorded an entire episode of Astronomy actors just about Neptune. You have the right to listen to it here, illustration 63: Neptune.

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