A team of researchers from the University of Zurich and the NCCR PlanetS is challenging our understanding of the solar system ...

While Mercury is the innermost planet in the Solar System, on average it spends more time closer to Earth than Venus does.

Marking the final stretch of a cycle we've all been moving through since 2011 is coming to an end and won't return for over ...

Warm Neptune-size exoplanets are not nearly as common as super-Earths or hot Jupiters — and we are now closer to finding out why. Our galaxy apparently has a dearth of Neptune-size worlds that orbit ...

Welcome to the enchanting realm of Neptune. In its orbit, artists express their most profound ideas, musicians strum their guitars, and spiritualists connect with the ethers, where the boundaries ...

Artist’s concept of a Neptune-sized planet, left, around a blue, A-type star. UC Berkeley astronomers have discovered a hard-to-find gas giant around one of these bright, but short-lived, stars, right ...

Neptune, planet of dreams, drugs, vision, and oblivion, is going retrograde this summer. The mystical planet will slow its roll from July 2 until December 7. Neptune is the planet of fantasy and ...

Astronomers have unexpectedly discovered the heaviest Neptune-like planet yet — one more than four times the mass of our solar system's Neptune — yet it remains a mystery how the world might have ...

Take the chance in September to get outside and gaze at planets. Neptune is in full opposition this month, and while Saturn's full opposition happened earlier this month, it's still visible if you ...

You don’t really hear about Neptune, do you? Not as often as the other planets, certainly. Space robots regularly provide snapshots of the surface of Mars and the clouds of Jupiter. Mercury is a ...