The planet Neptune shines a serene blue in this image assembled from two photos by NASA's Voyager 2 probe during its historic flyby of the planet in August 1989. Neptune reaches an orbital milestone ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

The planet Neptune has a large dark spot "with an unexpected smaller bright spot adjacent to it," inveru observations using ...

What's the coldest, windiest place in the solar system? No, it's not Duluth, Minn. It's Neptune, which is also the farthest planet. Today the Earth and Neptune are 2.7 billion miles (4.3 billion km) ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

Neptune and Uranus are the seventh and eighth planets from the sun, and as such share a lot of the same characteristics.

Perhaps the most intriguing exoplanets found so far are those bigger than our rocky, oceanic Earth but smaller than cold, gas-shrouded Uranus and Neptune. This mysterious class of in-between planets ...

The presence of an enormous Neptune-sized exoplanet 90 light-years from Earth has been confirmed after it was first spotted in 2019. The study, published in The Astronomical Journal, confirms the ...

Using the European Southern Observatory’s (ESO) Very Large Telescope (VLT), astronomers have seen a large dark spot in Neptune’s atmosphere, with an unexpected smaller bright spot next to it. Experts ...

Using ESO's Very Large Telescope (VLT), astronomers have observed a large dark spot in Neptune's atmosphere, with an unexpected smaller bright spot adjacent to it. This is the first time a dark spot ...