Neptune, the farthest known planet, was last visited by Voyager 2 in the 1980s. The Arcanum mission is designed to orbit Neptune and land on Triton, giving insight into both objects of interest in ...

Rather than forming from an ancient collision between Earth and another planet, the moon may have been snatched from another ...

Scientists revealed unexpected outgassing from this object galloping across the outer solar system. Similar to the Ancient ...

This complements previous classifications of “Neptunian Desert” and “Neptunian Savannah”, with the former identifying exo-Neptunes that are rare in number but orbit very close to their parent stars ...

Researchers from Warwick and other universities examined Neptunian exoplanets -- these planets share similar characteristics to our own Neptune, but orbit outside of our solar system. Scientists ...

A team of international astronomers has discovered a new super-Neptune exoplanet, named TOI-5005 b, orbiting a star similar ...

Neptune reaches opposition today at 8 P.M. EDT ... But while Io is in the portion of its orbit that carries it in front of the planet from our point of view, Europa is on the other side of its ...

reports to be in a Trojan orbit. Color-wise, 2019 UO 14 resembles the Trojans of Jupiter and Neptune, so what we learn from Lucy’s visit to several could be informative. However, the authors ...

Saturn is known for its stunning rings and its many moons (four seen here), but they aren’t the planet’s only companions. Its first known Trojan — an asteroid that shares the planet’s orbit around the ...

Centaurs once resided in the frozen Kuiper Belt beyond the orbit of Neptune. However, the gravitational interplay with Neptune, or even occasionally with a close encounter with a star, acts to ...

Regular flights in the space balloon is expected to begin in 2026. Space Perspective is already accepting deposits for the ...

Venus, Jupiter, Saturn, Neptune and Pluto all have quasi-moons which will eventually change their paths and leave orbit. Even the asteroid Ceres, currently located in the constellation of ...