Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons as well. While some TNOs could be called dwarf planets because of their ...

Look at how the Earth's tilt changes how much sunlight the northern ... which part of it is facing the Sun. When the lit area of the Moon we see is getting bigger each day, we say the Moon is ...

In relation to Earth, the Moon is much larger than would be expected and this is thought to be ... high temperatures followed by 13 and a half days of darkness, and once the Sun goes down the ...