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

January's sky brings a planet parade, Mars opposition, and the Quadrantid meteor shower. Enjoy Venus and Saturn's close ...

As part of its extensive slate of observations, the James Webb Space Telescope (JWST) recently took a closer look at Pluto’s ...

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

Aside from the solar system once again having nine planets—which it had before Pluto’s demotion in 2006—the discovery of a distant Earth-mass planet would have profound implications for ...

To understand what happened to Pluto, we must actually go back to ... was discovered—thirty times farther from the Sun than our Earth. With 8 planets now known, the thoughts of astronomers ...

Viewed in this longer context, the previously modern idea of having nine planets, which came about in the 1960s and lasted only until 2006, was a blip on the screen. And if you are still a Pluto ...

A blue atmosphere, smooth areas, and youthful mountain ranges - this dwarf planet is full of surprises. When NASA's New Horizons probe flew past Pluto in July 2015, the images it returned astonished ...

It’s poorly understood, but it’s what stops cosmic rays from striking Earth and mutating DNA, which would wipe out all life. Forbes16 Years Ago Today Pluto Stopped Being A Planet. Nine Years ...

Astronomers are on the hunt for a mysterious ninth planet, known as Planet Nine, which could change our understanding of the solar system. Is this hidden world real, or just a myth?

When you look up in the night sky, our moon is unmissable.Just like Earth, it's round and has a solid, rocky surface. But is ...