Over the last ten years, OPAL has observed Uranus' northern hemisphere, which has faced the inner solar system for the ...

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 ...

Encountering Neptune in 1989, NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer ...

It has emerged that the earlier images of Neptune had been enhanced to show details of the planet's atmosphere, which altered its true colour. "They did something that I think everyone on ...

The outermost layers of Uranus and Neptune consist mainly of clouds of ... However, exactly what the rest of the atmosphere of these planets is made of, and how they are structured, has remained ...

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 ...

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

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.

Since gas giants like Uranus and Neptune are the most commonly found ... lies just below layers of clouds in the hydrogen-helium atmosphere. Below the water, goes the theory, is a layer of ...

Both of the ice giant planets, Uranus and Neptune, lacked what's known as a "dipole magnetic field." This was in stark contrast to our own rocky world, as well as the two gas giants Jupitar and ...