In our solar system the Earth a rocky terrestrial world and Neptune a gas giant with a hydrogen dominated atmosphere, represent distinctly different types of planets. However, these abundant ...

It took this image of Neptune and its moon Triton, one of 77 composite photographs that appeared in Otherworlds: Visions of our Solar System, before speeding towards interstellar space. Despite its ...

Discover what the Hubble Outer Planet Atmospheres Legacy program has learned about the outer planets, including Jupiter, Saturn, Uranus, and Neptune.

Feb. 2, 2024 — Astronomers have shown new atmospheric detail in a set of 15 exoplanets similar to Neptune. While none could support humanity, a better understanding of their behavior might help ...

Humanity’s first close-up images from Neptune came 34 years ago from NASA’s Voyager 2 spacecraft. The images shows bright cirrus clouds high in its atmosphere above most of its methane.

NASA's TESS satellite has discovered a Neptune-sized exoplanet closely orbiting its host star. It's just the fourth object of ...

Planet TOI-3261 b is about twice as dense as Neptune, indicating that the lighter parts of its atmosphere have been stripped away over time, leaving only the heavier components. This shows that ...

Scientists are also intrigued by the different cloud structures, which should tell them something novel about the workings of Neptune's atmosphere. Beyond the planet itself are seven of the giant ...

Waterworld: up to 50% of the atmosphere of K2-18b may be composed ... worlds are large planets believed to resemble Jupiter or Neptune Many giant planets have been found orbiting very close ...

That puts it in the category of “super-Earth” or “sub-Neptune.” Published this week in Nature, a new paper contains observations that show the exoplanet may sustain a gaseous atmosphere.