Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

The sheer number of objects suggests scientists will soon have to grapple with what counts as a moon versus what’s just a ...

The discovery points to what astronomers have thought for decades, that Saturn's rings were caused by a massive collision ...

The Sun, the main source of light and energy, is the brightest object in our solar system, shining on and lighting up all other celestial bodies. Jupiter, the biggest planet in our solar system, ...

Searching for life on other celestial bodies ... "Tidal forces from Saturn pull on the shell of Enceladus as the moon orbits the planet, just as the sun and moon cause ocean tides on Earth.

The absence of moonlight during this period will enhance the visibility of fainter celestial ... horizon, Saturn may be challenging to spot due to its proximity to the setting sun.

Want to see planets or stars up close ... and quick views of celestial objects. For a more in-depth look at our Celestron NexStar 4SE review. A new moon occurs when the sun, moon and Earth are ...