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  2. Neptune - Wikipedia

    en.wikipedia.org/wiki/Neptune

    Neptune, like Uranus, is an ice giant, a subclass of giant planet, because they are smaller and have higher concentrations of volatiles than Jupiter and Saturn. [73] In the search for exoplanets , Neptune has been used as a metonym : discovered bodies of similar mass are often referred to as "Neptunes", [ 74 ] just as scientists refer to ...

  3. List of Solar System objects by size - Wikipedia

    en.wikipedia.org/wiki/List_of_Solar_System...

    Parts-per-million chart of the relative mass distribution of the Solar System, each cubelet denoting 2 × 10 24 kg. This article includes a list of the most massive known objects of the Solar System and partial lists of smaller objects by observed mean radius. These lists can be sorted according to an object's radius and mass and, for the most ...

  4. Outline of Neptune - Wikipedia

    en.wikipedia.org/wiki/Outline_of_Neptune

    In the Solar System, it is the fourth-largest planet by diameter, the third-most-massive planet, and the densest giant planet. Neptune is 17 times the mass of Earth and is slightly more massive than its near-twin Uranus, which is 15 times the mass of Earth and slightly larger than Neptune.

  5. Scientists can finally explain why Uranus and Neptune are ...

    www.aol.com/scientists-finally-explain-why...

    The furthest two planets in the Solar System both have similar masses, sizes, and atmospheric compositions, but they are different shades of blue. Scientists can finally explain why Uranus and ...

  6. Astronomers surprised to find planet 'too massive for its star'

    www.aol.com/news/astronomers-surprised-planet...

    The planet may be similar in size and composition to Neptune, the smallest of our solar system's four gas planets. Neptune's diameter is about four times that of Earth.

  7. Portal:Solar System - Wikipedia

    en.wikipedia.org/wiki/Portal:Solar_System

    In the Solar System, it is the fourth-largest planet by diameter, the third-most-massive planet and the densest giant planet. Neptune is 17 times the mass of Earth, slightly more massive than its near-twin Uranus. Neptune is denser and physically smaller than Uranus because its greater mass causes more gravitational compression of its atmosphere.

  8. Uranus and Neptune are not the colour you think they are ...

    www.aol.com/uranus-neptune-not-colour-think...

    Uranus and Neptune are not the colour we tend to think they are, scientist have said.. Generally, Neptune is depicted as a rich, deep blue. Uranus is usually seen as a pale green or cyan. In fact ...

  9. List of planet types - Wikipedia

    en.wikipedia.org/wiki/List_of_planet_types

    Planets of mass similar to Uranus or Neptune; smaller than the gas giants, but still much larger than Earth. TOI-332b: Sub-Neptune: a planet with smaller radius than Neptune even though it may have a larger mass HD 110067 (b,c,d,e,f and g) Mini-Neptune: Also known as a gas dwarf or transitional planet. A planet up to 10 Earth masses, but less ...