There are eight official planets (sorry, Pluto) in our solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and ...

A few decades ago, the Solar System had nine planets, but in 2006 the International Astronomical Union reclassified Pluto as ...

19, 2024 — Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar ...

The universe, the cosmos, the entire solar system—it’s a never-ending playground for humanity’s curiosity. But what if there’s more to uncover? What if a new planet is lurking in the far reaches of ...

Astronomers are searching for a potential ninth planet, known as Planet Nine, which could reshape our understanding of ...

If Brown’s hidden world is real, Rubin will almost certainly find it or strong indirect evidence that it exists. “In the ...

The solar system may hold a hidden surprise. Astronomers are investigating the possibility of a mysterious ninth planet, often referred to as Planet Nine. If found, this discovery could change the ...

The spacecraft first flew over the planet's cold and dark night side before transitioning to the sunlit northern regions.

Since New Horizons' close encounter with Pluto 10 years ago, experts have come to think of the dwarf planet as much more ...

NASA's Director of Planetary Science, Jim Green, discusses the Jan. 20 2016 Astronomical Journal science paper that points to ...

Astronomers believe that our solar system may still hold surprises, with ongoing efforts to find a hidden ninth planet, often referred to as Planet Nine or Planet X. If confirmed, this discovery ...