地球月亮的故事则没这么温馨。研究者们说，它更像是挨了一记响亮的耳光。几十亿年前，一个火星大小的天体Theia狠狠撞上地球，撞碎了自己，也撕下了地球表面的一部分。飞溅的碎片冲进太空，绕着地球形成了一个临时的环，最终聚成了我们熟悉的月亮。那次猛烈的撞击释 ...

Our crew came prepared though, so as the first human to leave the lander sets foot on Pluto, they will see some amazing sights. Charon, Pluto’s largest moon, has a tidally locked orbit.

The revelation that Pluto and its large moon may have collided, causing Pluto to be geologically active, could mean there are ...

Astro Brief is a collaboration between KSMU, the Missouri Space Grant, and MSU's Department of Physics, Astronomy and ...

Remember Pluto, the dwarf planet who lost its planetary status back in 2006? Well if there’s one other thing you should know about the most famous dwarf planet in our solar system, it’s that ...

Pluto was always in a tough spot when it came to being a planet. Just 1,477 miles across, it's only one-fifth the diameter of Earth. It did have five known moons: Charon, Nix, Hydra, Kerberos and ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe. Clyde Tombaugh didn't set out to discover Pluto when he sent his ...

Pluto, with its heart-shaped glacier, as captured by the New Horizons spacecraftJPL/NASA Pluto will mark a birthday of sorts on March 23, 2178. No one is likely to be there to celebrate it, of ...